diff --git a/client/image.go b/client/image.go
index 2b1662db..838f3d63 100644
--- a/client/image.go
+++ b/client/image.go
@@ -150,19 +150,6 @@ func (c *QQClient) ImageOcr(img interface{}) (*OcrResponse, error) {
 			return nil, err
 		}
 		return rsp.(*OcrResponse), nil
-	case *message.ImageElement:
-		url = e.Url
-		if b, err := utils.HTTPGetReadCloser(e.Url, ""); err == nil {
-			if url, err = c.uploadOcrImage(b, int64(e.Size), e.Md5); err != nil {
-				url = e.Url
-			}
-			_ = b.Close()
-		}
-		rsp, err := c.sendAndWait(c.buildImageOcrRequestPacket(url, strings.ToUpper(hex.EncodeToString(e.Md5)), e.Size, e.Width, e.Height))
-		if err != nil {
-			return nil, err
-		}
-		return rsp.(*OcrResponse), nil
 	}
 	return nil, errors.New("image error")
 }
diff --git a/message/elements.go b/message/elements.go
index ba41cee8..0910d47b 100644
--- a/message/elements.go
+++ b/message/elements.go
@@ -3,9 +3,7 @@ package message
 import (
 	"fmt"
 	"strconv"
-	"strings"
 
-	"github.com/Mrs4s/MiraiGo/binary"
 	"github.com/Mrs4s/MiraiGo/client/pb/msg"
 )
 
@@ -15,27 +13,6 @@ type TextElement struct {
 	Content string
 }
 
-type ImageElement struct {
-	Filename string
-	Size     int32
-	Width    int32
-	Height   int32
-	Url      string
-	Md5      []byte
-	Data     []byte
-}
-
-type GroupImageElement struct {
-	ImageId   string
-	FileId    int64
-	ImageType int32
-	Size      int32
-	Width     int32
-	Height    int32
-	Md5       []byte
-	Url       string
-}
-
 type VoiceElement struct {
 	Name string
 	Md5  []byte
@@ -56,12 +33,6 @@ type PrivateVoiceElement struct {
 	Ptt  *msg.Ptt
 }
 
-type FriendImageElement struct {
-	ImageId string
-	Md5     []byte
-	Url     string
-}
-
 type FaceElement struct {
 	Index int32
 	Name  string
@@ -127,29 +98,6 @@ type MusicShareElement struct {
 	MusicUrl   string // 音乐播放链接
 }
 
-// TODO: 总之就是非常傻逼
-
-type GroupFlashImgElement struct {
-	ImageElement
-}
-
-type GroupFlashPicElement struct {
-	GroupImageElement
-}
-
-type GroupShowPicElement struct {
-	GroupImageElement
-	EffectId int32
-}
-
-type FriendFlashImgElement struct {
-	ImageElement
-}
-
-type FriendFlashPicElement struct {
-	FriendImageElement
-}
-
 type RedBagMessageType int
 
 // /com/tencent/mobileqq/data/MessageForQQWalletMsg.java
@@ -180,25 +128,6 @@ func NewText(s string) *TextElement {
 	return &TextElement{Content: s}
 }
 
-func NewImage(data []byte) *ImageElement {
-	return &ImageElement{
-		Data: data,
-	}
-}
-
-func NewGroupImage(id string, md5 []byte, fid int64, size, width, height, imageType int32) *GroupImageElement {
-	return &GroupImageElement{
-		ImageId:   id,
-		FileId:    fid,
-		Md5:       md5,
-		Size:      size,
-		ImageType: imageType,
-		Width:     width,
-		Height:    height,
-		Url:       "https://gchat.qpic.cn/gchatpic_new/1/0-0-" + strings.ReplaceAll(binary.CalculateImageResourceId(md5)[1:37], "-", "") + "/0?term=2",
-	}
-}
-
 func NewFace(index int32) *FaceElement {
 	name := faceMap[int(index)]
 	if name == "" {
@@ -291,30 +220,10 @@ func (e *TextElement) Type() ElementType {
 	return Text
 }
 
-func (e *ImageElement) Type() ElementType {
-	return Image
-}
-
-func (e *GroupFlashImgElement) Type() ElementType {
-	return Image
-}
-
-func (e *FriendFlashImgElement) Type() ElementType {
-	return Image
-}
-
 func (e *FaceElement) Type() ElementType {
 	return Face
 }
 
-func (e *GroupImageElement) Type() ElementType {
-	return Image
-}
-
-func (e *FriendImageElement) Type() ElementType {
-	return Image
-}
-
 func (e *AtElement) Type() ElementType {
 	return At
 }
diff --git a/message/image.go b/message/image.go
new file mode 100644
index 00000000..8c1cdec4
--- /dev/null
+++ b/message/image.go
@@ -0,0 +1,138 @@
+package message
+
+import (
+	"strings"
+
+	"google.golang.org/protobuf/proto"
+
+	"github.com/Mrs4s/MiraiGo/binary"
+	"github.com/Mrs4s/MiraiGo/client/pb/msg"
+)
+
+/* -------- Definitions -------- */
+
+type GroupImageElement struct {
+	ImageId   string
+	FileId    int64
+	ImageType int32
+	Size      int32
+	Width     int32
+	Height    int32
+	Md5       []byte
+	Url       string
+
+	// EffectID show pic effect id.
+	EffectID int32
+	Flash    bool
+}
+
+type FriendImageElement struct {
+	ImageId string
+	Md5     []byte
+	Size    int32
+	Url     string
+
+	Flash bool
+}
+
+/* ------ Implementations ------ */
+
+func NewGroupImage(id string, md5 []byte, fid int64, size, width, height, imageType int32) *GroupImageElement {
+	return &GroupImageElement{
+		ImageId:   id,
+		FileId:    fid,
+		Md5:       md5,
+		Size:      size,
+		ImageType: imageType,
+		Width:     width,
+		Height:    height,
+		Url:       "https://gchat.qpic.cn/gchatpic_new/1/0-0-" + strings.ReplaceAll(binary.CalculateImageResourceId(md5)[1:37], "-", "") + "/0?term=2",
+	}
+}
+
+func (e *GroupImageElement) Type() ElementType {
+	return Image
+}
+
+func (e *FriendImageElement) Type() ElementType {
+	return Image
+}
+
+func (e *GroupImageElement) Pack() (r []*msg.Elem) {
+	cface := &msg.CustomFace{
+		FileType: proto.Int32(66),
+		Useful:   proto.Int32(1),
+		// Origin:    1,
+		BizType:   proto.Int32(5),
+		Width:     &e.Width,
+		Height:    &e.Height,
+		FileId:    proto.Int32(int32(e.FileId)),
+		FilePath:  &e.ImageId,
+		ImageType: &e.ImageType,
+		Size:      &e.Size,
+		Md5:       e.Md5,
+		Flag:      make([]byte, 4),
+		// OldData:  imgOld,
+	}
+
+	if e.Flash { // resolve flash pic
+		flash := &msg.MsgElemInfoServtype3{FlashTroopPic: cface}
+		data, _ := proto.Marshal(flash)
+		flashElem := &msg.Elem{
+			CommonElem: &msg.CommonElem{
+				ServiceType: proto.Int32(3),
+				PbElem:      data,
+			},
+		}
+		textHint := &msg.Elem{
+			Text: &msg.Text{
+				Str: proto.String("[闪照]请使用新版手机QQ查看闪照。"),
+			},
+		}
+		return []*msg.Elem{flashElem, textHint}
+	}
+
+	if e.EffectID != 0 { // resolve show pic
+		res := &msg.ResvAttr{ImageShow: &msg.AnimationImageShow{
+			EffectId:       &e.EffectID,
+			AnimationParam: []byte("{}"),
+		}}
+		cface.PbReserve, _ = proto.Marshal(res)
+		cface.Flag = []byte{0x11, 0x00, 0x00, 0x00}
+	}
+	elem := &msg.Elem{CustomFace: cface}
+	return []*msg.Elem{elem}
+}
+
+func (e *FriendImageElement) Pack() (r []*msg.Elem) {
+	r = []*msg.Elem{}
+	image := &msg.NotOnlineImage{
+		FilePath:     &e.ImageId,
+		ResId:        &e.ImageId,
+		OldPicMd5:    proto.Bool(false),
+		PicMd5:       e.Md5,
+		DownloadPath: &e.ImageId,
+		Original:     proto.Int32(1),
+		PbReserve:    []byte{0x78, 0x02},
+	}
+
+	if e.Flash {
+		flash := &msg.MsgElemInfoServtype3{FlashC2CPic: image}
+		data, _ := proto.Marshal(flash)
+		flashElem := &msg.Elem{
+			CommonElem: &msg.CommonElem{
+				ServiceType: proto.Int32(3),
+				PbElem:      data,
+			},
+		}
+		textHint := &msg.Elem{
+			Text: &msg.Text{
+				Str: proto.String("[闪照]请使用新版手机QQ查看闪照。"),
+			},
+		}
+		return []*msg.Elem{flashElem, textHint}
+	}
+
+	elem := &msg.Elem{NotOnlineImage: image}
+	return []*msg.Elem{elem}
+}
diff --git a/message/message.go b/message/message.go
index ca60aeb1..95f807c6 100644
--- a/message/message.go
+++ b/message/message.go
@@ -131,11 +131,6 @@ func (msg *PrivateMessage) ToString() (res string) {
 		switch e := elem.(type) {
 		case *TextElement:
 			res += e.Content
-		case *ImageElement:
-			res += "[Image:" + e.Filename + "]"
-		case *FriendFlashImgElement:
-			// NOTE: ignore other components
-			return "[Image (flash):" + e.Filename + "]"
 		case *FaceElement:
 			res += "[" + e.Name + "]"
 		case *AtElement:
@@ -150,8 +145,6 @@ func (msg *TempMessage) ToString() (res string) {
 		switch e := elem.(type) {
 		case *TextElement:
 			res += e.Content
-		case *ImageElement:
-			res += "[Image:" + e.Filename + "]"
 		case *FaceElement:
 			res += "[" + e.Name + "]"
 		case *AtElement:
@@ -166,15 +159,10 @@ func (msg *GroupMessage) ToString() (res string) {
 		switch e := elem.(type) {
 		case *TextElement:
 			res += e.Content
-		case *ImageElement:
-			res += "[Image:" + e.Filename + "]"
 		case *FaceElement:
 			res += "[" + e.Name + "]"
 		case *GroupImageElement:
 			res += "[Image: " + e.ImageId + "]"
-		case *GroupFlashImgElement:
-			// NOTE: ignore other components
-			return "[Image (flash):" + e.Filename + "]"
 		case *AtElement:
 			res += e.Display
 		case *RedBagElement:
@@ -246,7 +234,7 @@ func EstimateLength(elems []IMessageElement) int {
 			sum += len(e.Display)
 		case *ReplyElement:
 			sum += 444 + EstimateLength(e.Elements)
-		case *ImageElement, *GroupImageElement, *FriendImageElement:
+		case *GroupImageElement, *FriendImageElement:
 			sum += 100
 		default:
 			sum += len(ToReadableString([]IMessageElement{elem}))
@@ -332,15 +320,15 @@ func ToProtoElems(elems []IMessageElement, generalFlags bool) (r []*msg.Elem) {
 
 func ToSrcProtoElems(elems []IMessageElement) (r []*msg.Elem) {
 	for _, elem := range elems {
-		switch e := elem.(type) {
-		case *ImageElement, *GroupImageElement, *FriendImageElement:
+		switch elem.Type() {
+		case Image:
 			r = append(r, &msg.Elem{
 				Text: &msg.Text{
 					Str: proto.String("[图片]"),
 				},
 			})
 		default:
-			r = append(r, ToProtoElems([]IMessageElement{e}, false)...)
+			r = append(r, ToProtoElems([]IMessageElement{elem}, false)...)
 		}
 	}
 	return
@@ -456,11 +444,11 @@ func ParseMessageElems(elems []*msg.Elem) []IMessageElement {
 			if len(elem.CustomFace.Md5) == 0 {
 				continue
 			}
-			res = append(res, &ImageElement{
-				Filename: elem.CustomFace.GetFilePath(),
-				Size:     elem.CustomFace.GetSize(),
-				Width:    elem.CustomFace.GetWidth(),
-				Height:   elem.CustomFace.GetHeight(),
+			res = append(res, &GroupImageElement{
+				ImageId: elem.CustomFace.GetFilePath(),
+				Size:    elem.CustomFace.GetSize(),
+				Width:   elem.CustomFace.GetWidth(),
+				Height:  elem.CustomFace.GetHeight(),
 				Url: func() string {
 					if elem.CustomFace.GetOrigUrl() == "" {
 						return "https://gchat.qpic.cn/gchatpic_new/0/0-0-" + strings.ReplaceAll(binary.CalculateImageResourceId(elem.CustomFace.Md5)[1:37], "-", "") + "/0?term=2"
@@ -477,11 +465,11 @@ func ParseMessageElems(elems []*msg.Elem) []IMessageElement {
 			} else {
 				img = "https://c2cpicdw.qpic.cn/offpic_new/0/" + elem.NotOnlineImage.GetResId() + "/0?term=2"
 			}
-			res = append(res, &ImageElement{
-				Filename: elem.NotOnlineImage.GetFilePath(),
-				Size:     elem.NotOnlineImage.GetFileLen(),
-				Url:      img,
-				Md5:      elem.NotOnlineImage.PicMd5,
+			res = append(res, &FriendImageElement{
+				ImageId: elem.NotOnlineImage.GetFilePath(),
+				Size:    elem.NotOnlineImage.GetFileLen(),
+				Url:     img,
+				Md5:     elem.NotOnlineImage.PicMd5,
 			})
 		}
 		if elem.QQWalletMsg != nil && elem.QQWalletMsg.AioBody != nil {
@@ -505,24 +493,22 @@ func ParseMessageElems(elems []*msg.Elem) []IMessageElement {
 				flash := &msg.MsgElemInfoServtype3{}
 				_ = proto.Unmarshal(elem.CommonElem.PbElem, flash)
 				if flash.FlashTroopPic != nil {
-					res = append(res, &GroupFlashImgElement{
-						ImageElement{
-							Filename: flash.FlashTroopPic.GetFilePath(),
-							Size:     flash.FlashTroopPic.GetSize(),
-							Width:    flash.FlashTroopPic.GetWidth(),
-							Height:   flash.FlashTroopPic.GetHeight(),
-							Md5:      flash.FlashTroopPic.Md5,
-						},
+					res = append(res, &GroupImageElement{
+						ImageId: flash.FlashTroopPic.GetFilePath(),
+						Size:    flash.FlashTroopPic.GetSize(),
+						Width:   flash.FlashTroopPic.GetWidth(),
+						Height:  flash.FlashTroopPic.GetHeight(),
+						Md5:     flash.FlashTroopPic.Md5,
+						Flash:   true,
 					})
 					return res
 				}
 				if flash.FlashC2CPic != nil {
-					res = append(res, &GroupFlashImgElement{
-						ImageElement{
-							Filename: flash.FlashC2CPic.GetFilePath(),
-							Size:     flash.FlashC2CPic.GetFileLen(),
-							Md5:      flash.FlashC2CPic.PicMd5,
-						},
+					res = append(res, &FriendImageElement{
+						ImageId: flash.FlashC2CPic.GetFilePath(),
+						Size:    flash.FlashC2CPic.GetFileLen(),
+						Md5:     flash.FlashC2CPic.PicMd5,
+						Flash:   true,
 					})
 					return res
 				}
@@ -536,19 +522,19 @@ func ParseMessageElems(elems []*msg.Elem) []IMessageElement {
 	return res
 }
 
-func ToReadableString(m []IMessageElement) (r string) {
+func ToReadableString(m []IMessageElement) string {
+	sb := new(strings.Builder)
 	for _, elem := range m {
 		switch e := elem.(type) {
 		case *TextElement:
-			r += e.Content
-		case *ImageElement:
-			r += "[图片]"
+			sb.WriteString(e.Content)
+		case *GroupImageElement, *FriendImageElement:
+			sb.WriteString("[图片]")
 		case *FaceElement:
-			r += "/" + e.Name
-		case *GroupImageElement:
-			r += "[图片]"
+			sb.WriteByte('/')
+			sb.WriteString(e.Name)
 		case *ForwardElement:
-			r += "[聊天记录]"
+			sb.WriteString("[聊天记录]")
 		// NOTE: flash pic is singular
 		// To be clarified
 		// case *GroupFlashImgElement:
@@ -556,10 +542,10 @@ func ToReadableString(m []IMessageElement) (r string) {
 		// case *FriendFlashImgElement:
 		// 	return "[闪照]"
 		case *AtElement:
-			r += e.Display
+			sb.WriteString(e.Display)
 		}
 	}
-	return
+	return sb.String()
 }
 
 func FaceNameById(id int) string {
diff --git a/message/pack.go b/message/pack.go
index ac416a43..f2ea0b0e 100644
--- a/message/pack.go
+++ b/message/pack.go
@@ -9,11 +9,13 @@ import (
 	"github.com/Mrs4s/MiraiGo/client/pb/msg"
 )
 
+/*
 var imgOld = []byte{
 	0x15, 0x36, 0x20, 0x39, 0x32, 0x6B, 0x41, 0x31, 0x00, 0x38, 0x37, 0x32, 0x66, 0x30, 0x36, 0x36, 0x30, 0x33, 0x61, 0x65, 0x31, 0x30, 0x33, 0x62, 0x37, 0x20, 0x20, 0x20, 0x20, 0x20,
 	0x20, 0x35, 0x30, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x7B, 0x30, 0x31, 0x45, 0x39, 0x34, 0x35, 0x31, 0x42, 0x2D, 0x37, 0x30, 0x45, 0x44,
 	0x2D, 0x45, 0x41, 0x45, 0x33, 0x2D, 0x42, 0x33, 0x37, 0x43, 0x2D, 0x31, 0x30, 0x31, 0x46, 0x31, 0x45, 0x45, 0x42, 0x46, 0x35, 0x42, 0x35, 0x7D, 0x2E, 0x70, 0x6E, 0x67, 0x41,
 }
+*/
 
 func (e *TextElement) Pack() (r []*msg.Elem) {
 	r = append(r, &msg.Elem{
@@ -76,58 +78,6 @@ func (e *AtElement) Pack() (r []*msg.Elem) {
 	return
 }
 
-func (e *ImageElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	r = append(r, &msg.Elem{
-		CustomFace: &msg.CustomFace{
-			FilePath: &e.Filename,
-			Md5:      e.Md5,
-			Size:     &e.Size,
-			Flag:     make([]byte, 4),
-			OldData:  imgOld,
-		},
-	})
-	return
-}
-
-func (e *GroupImageElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	r = append(r, &msg.Elem{
-		CustomFace: &msg.CustomFace{
-			FileType: proto.Int32(66),
-			Useful:   proto.Int32(1),
-			// Origin:    1,
-			BizType:   proto.Int32(5),
-			Width:     &e.Width,
-			Height:    &e.Height,
-			FileId:    proto.Int32(int32(e.FileId)),
-			FilePath:  &e.ImageId,
-			ImageType: &e.ImageType,
-			Size:      &e.Size,
-			Md5:       e.Md5,
-			Flag:      make([]byte, 4),
-			// OldData:  imgOld,
-		},
-	})
-	return
-}
-
-func (e *FriendImageElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	r = append(r, &msg.Elem{
-		NotOnlineImage: &msg.NotOnlineImage{
-			FilePath:     &e.ImageId,
-			ResId:        &e.ImageId,
-			OldPicMd5:    proto.Bool(false),
-			PicMd5:       e.Md5,
-			DownloadPath: &e.ImageId,
-			Original:     proto.Int32(1),
-			PbReserve:    []byte{0x78, 0x02},
-		},
-	})
-	return
-}
-
 func (e *ServiceElement) Pack() (r []*msg.Elem) {
 	r = []*msg.Elem{}
 	// id =35 已移至 ForwardElement
@@ -156,86 +106,6 @@ func (e *LightAppElement) Pack() (r []*msg.Elem) {
 	return
 }
 
-func (e *FriendFlashPicElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	flash := &msg.MsgElemInfoServtype3{
-		FlashC2CPic: &msg.NotOnlineImage{
-			FilePath:     &e.ImageId,
-			ResId:        &e.ImageId,
-			OldPicMd5:    proto.Bool(false),
-			PicMd5:       e.Md5,
-			DownloadPath: &e.ImageId,
-			Original:     proto.Int32(1),
-			PbReserve:    []byte{0x78, 0x02},
-		},
-	}
-	data, _ := proto.Marshal(flash)
-	r = append(r, &msg.Elem{
-		CommonElem: &msg.CommonElem{
-			ServiceType: proto.Int32(3),
-			PbElem:      data,
-		},
-	})
-	r = append(r, &msg.Elem{
-		Text: &msg.Text{
-			Str: proto.String("[闪照]请使用新版手机QQ查看闪照。"),
-		},
-	})
-	return
-}
-
-func (e *GroupFlashPicElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	flash := &msg.MsgElemInfoServtype3{
-		FlashTroopPic: &msg.CustomFace{
-			FileType: proto.Int32(66),
-			Useful:   proto.Int32(1),
-			Origin:   proto.Int32(1),
-			FileId:   proto.Int32(int32(e.FileId)),
-			FilePath: &e.ImageId,
-			Size:     &e.Size,
-			Md5:      e.Md5,
-			Flag:     make([]byte, 4),
-		},
-	}
-	data, _ := proto.Marshal(flash)
-	r = append(r, &msg.Elem{
-		CommonElem: &msg.CommonElem{
-			ServiceType: proto.Int32(3),
-			PbElem:      data,
-		},
-	})
-	r = append(r, &msg.Elem{
-		Text: &msg.Text{
-			Str: proto.String("[闪照]请使用新版手机QQ查看闪照。"),
-		},
-	})
-	return
-}
-
-func (e *GroupShowPicElement) Pack() (r []*msg.Elem) {
-	r = []*msg.Elem{}
-	res := &msg.ResvAttr{ImageShow: &msg.AnimationImageShow{
-		EffectId:       &e.EffectId,
-		AnimationParam: []byte("{}"),
-	}}
-	reserve, _ := proto.Marshal(res)
-	r = append(r, &msg.Elem{
-		CustomFace: &msg.CustomFace{
-			FileType:  proto.Int32(0),
-			Useful:    proto.Int32(1),
-			ImageType: proto.Int32(1001),
-			FileId:    proto.Int32(int32(e.FileId)),
-			FilePath:  &e.ImageId,
-			Size:      &e.Size,
-			Md5:       e.Md5,
-			Flag:      []byte{0x11, 0x00, 0x00, 0x00},
-			PbReserve: reserve,
-		},
-	})
-	return
-}
-
 func (e *ShortVideoElement) Pack() (r []*msg.Elem) {
 	r = append(r, &msg.Elem{
 		Text: &msg.Text{