diff --git a/coolq/cqcode.go b/coolq/cqcode.go
index c241e34..e93e50c 100644
--- a/coolq/cqcode.go
+++ b/coolq/cqcode.go
@@ -11,6 +11,7 @@ import (
 	"net/url"
 	"os"
 	"path"
+	"reflect"
 	"runtime"
 	"strconv"
 	"strings"
@@ -725,7 +726,17 @@ func (bot *CQBot) ConvertContentMessage(content []global.MSG, sourceType message
 					flash = true
 				}
 				if t.(string) == "show" {
-					id = data["id"].(int32)
+					id := 0
+					switch idn := data["id"].(type) {
+					case int32:
+						id = int(idn)
+					case int:
+						id = idn
+					case int64:
+						id = int(idn)
+					default:
+						id = int(reflect.ValueOf(data["id"]).Convert(reflect.TypeOf(0)).Int())
+					}
 					if id < 40000 || id >= 40006 {
 						id = 40000
 					}
@@ -753,7 +764,7 @@ func (bot *CQBot) ConvertContentMessage(content []global.MSG, sourceType message
 			case "all":
 				r = append(r, message.NewAt(0))
 			case "user":
-				r = append(r, message.NewAt(data["target"].(int64), data["display"].(string)))
+				r = append(r, message.NewAt(reflect.ValueOf(data["target"]).Int(), data["display"].(string)))
 			default:
 				continue
 			}
@@ -767,7 +778,18 @@ func (bot *CQBot) ConvertContentMessage(content []global.MSG, sourceType message
 				ResId: data["id"].(string),
 			})
 		case "face":
-			r = append(r, message.NewFace(data["id"].(int32)))
+			id := int32(0)
+			switch idn := data["id"].(type) {
+			case int32:
+				id = idn
+			case int:
+				id = int32(idn)
+			case int64:
+				id = int32(idn)
+			default:
+				id = int32(reflect.ValueOf(data["id"]).Convert(reflect.TypeOf(0)).Int())
+			}
+			r = append(r, message.NewFace(id))
 		case "video":
 			e, err := bot.makeImageOrVideoElem(map[string]string{"file": data["file"].(string)}, true, sourceType)
 			if err != nil {
diff --git a/db/database.go b/db/database.go
index c19da97..c904822 100644
--- a/db/database.go
+++ b/db/database.go
@@ -40,61 +40,61 @@ type (
 
 	// StoredGroupMessage 持久化群消息
 	StoredGroupMessage struct {
-		ID          string                  `bson:"_id"`
-		GlobalID    int32                   `bson:"globalId"`
-		Attribute   *StoredMessageAttribute `bson:"attribute"`
-		SubType     string                  `bson:"subType"`
-		QuotedInfo  *QuotedInfo             `bson:"quotedInfo"`
-		GroupCode   int64                   `bson:"groupCode"`
-		AnonymousID string                  `bson:"anonymousId"`
-		Content     []global.MSG            `bson:"content"`
+		ID          string                  `bson:"_id" yaml:"-"`
+		GlobalID    int32                   `bson:"globalId" yaml:"-"`
+		Attribute   *StoredMessageAttribute `bson:"attribute" yaml:"-"`
+		SubType     string                  `bson:"subType" yaml:"-"`
+		QuotedInfo  *QuotedInfo             `bson:"quotedInfo" yaml:"-"`
+		GroupCode   int64                   `bson:"groupCode" yaml:"-"`
+		AnonymousID string                  `bson:"anonymousId" yaml:"-"`
+		Content     []global.MSG            `bson:"content" yaml:"content"`
 	}
 
 	// StoredPrivateMessage 持久化私聊消息
 	StoredPrivateMessage struct {
-		ID         string                  `bson:"_id"`
-		GlobalID   int32                   `bson:"globalId"`
-		Attribute  *StoredMessageAttribute `bson:"attribute"`
-		SubType    string                  `bson:"subType"`
-		QuotedInfo *QuotedInfo             `bson:"quotedInfo"`
-		SessionUin int64                   `bson:"sessionUin"`
-		TargetUin  int64                   `bson:"targetUin"`
-		Content    []global.MSG            `bson:"content"`
+		ID         string                  `bson:"_id" yaml:"-"`
+		GlobalID   int32                   `bson:"globalId" yaml:"-"`
+		Attribute  *StoredMessageAttribute `bson:"attribute" yaml:"-"`
+		SubType    string                  `bson:"subType" yaml:"-"`
+		QuotedInfo *QuotedInfo             `bson:"quotedInfo" yaml:"-"`
+		SessionUin int64                   `bson:"sessionUin" yaml:"-"`
+		TargetUin  int64                   `bson:"targetUin" yaml:"-"`
+		Content    []global.MSG            `bson:"content" yaml:"content"`
 	}
 
 	// StoredGuildChannelMessage 持久化频道消息
 	StoredGuildChannelMessage struct {
-		ID         string                       `bson:"_id"`
-		Attribute  *StoredGuildMessageAttribute `bson:"attribute"`
-		GuildID    uint64                       `bson:"guildId"`
-		ChannelID  uint64                       `bson:"channelId"`
-		QuotedInfo *QuotedInfo                  `bson:"quotedInfo"`
-		Content    []global.MSG                 `bson:"content"`
+		ID         string                       `bson:"_id" yaml:"-"`
+		Attribute  *StoredGuildMessageAttribute `bson:"attribute" yaml:"-"`
+		GuildID    uint64                       `bson:"guildId" yaml:"-"`
+		ChannelID  uint64                       `bson:"channelId" yaml:"-"`
+		QuotedInfo *QuotedInfo                  `bson:"quotedInfo" yaml:"-"`
+		Content    []global.MSG                 `bson:"content" yaml:"content"`
 	}
 
 	// StoredMessageAttribute 持久化消息属性
 	StoredMessageAttribute struct {
-		MessageSeq int32  `bson:"messageSeq"`
-		InternalID int32  `bson:"internalId"`
-		SenderUin  int64  `bson:"senderUin"`
-		SenderName string `bson:"senderName"`
-		Timestamp  int64  `bson:"timestamp"`
+		MessageSeq int32  `bson:"messageSeq" yaml:"-"`
+		InternalID int32  `bson:"internalId" yaml:"-"`
+		SenderUin  int64  `bson:"senderUin" yaml:"-"`
+		SenderName string `bson:"senderName" yaml:"-"`
+		Timestamp  int64  `bson:"timestamp" yaml:"-"`
 	}
 
 	// StoredGuildMessageAttribute 持久化频道消息属性
 	StoredGuildMessageAttribute struct {
-		MessageSeq   uint64 `bson:"messageSeq"`
-		InternalID   uint64 `bson:"internalId"`
-		SenderTinyID uint64 `bson:"senderTinyId"`
-		SenderName   string `bson:"senderName"`
-		Timestamp    int64  `bson:"timestamp"`
+		MessageSeq   uint64 `bson:"messageSeq" yaml:"-"`
+		InternalID   uint64 `bson:"internalId" yaml:"-"`
+		SenderTinyID uint64 `bson:"senderTinyId" yaml:"-"`
+		SenderName   string `bson:"senderName" yaml:"-"`
+		Timestamp    int64  `bson:"timestamp" yaml:"-"`
 	}
 
 	// QuotedInfo 引用回复
 	QuotedInfo struct {
-		PrevID        string       `bson:"prevId"`
-		PrevGlobalID  int32        `bson:"prevGlobalId"`
-		QuotedContent []global.MSG `bson:"quotedContent"`
+		PrevID        string       `bson:"prevId" yaml:"-"`
+		PrevGlobalID  int32        `bson:"prevGlobalId" yaml:"-"`
+		QuotedContent []global.MSG `bson:"quotedContent" yaml:"quoted_content"`
 	}
 )
 
diff --git a/db/sqlite3/sqlite3.go b/db/sqlite3/sqlite3.go
index 68522ea..4495a06 100644
--- a/db/sqlite3/sqlite3.go
+++ b/db/sqlite3/sqlite3.go
@@ -5,7 +5,6 @@ package sqlite3
 
 import (
 	"encoding/base64"
-	"encoding/json"
 	"hash/crc64"
 	"os"
 	"path"
@@ -146,7 +145,7 @@ func (s *database) GetGroupMessageByGlobalID(id int32) (*db.StoredGroupMessage,
 	ret.SubType = grpmsg.SubType
 	ret.GroupCode = grpmsg.GroupCode
 	ret.AnonymousID = grpmsg.AnonymousID
-	_ = json.Unmarshal(utils.S2B(grpmsg.Content), &ret.Content)
+	_ = yaml.Unmarshal(utils.S2B(grpmsg.Content), &ret)
 	if grpmsg.AttributeID != 0 {
 		var attr StoredMessageAttribute
 		s.RLock()
@@ -178,7 +177,7 @@ func (s *database) GetGroupMessageByGlobalID(id int32) (*db.StoredGroupMessage,
 				PrevID:       quoinf.PrevID,
 				PrevGlobalID: quoinf.PrevGlobalID,
 			}
-			_ = json.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo.QuotedContent)
+			_ = yaml.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo)
 		}
 	}
 	return &ret, nil
@@ -198,7 +197,7 @@ func (s *database) GetPrivateMessageByGlobalID(id int32) (*db.StoredPrivateMessa
 	ret.SubType = privmsg.SubType
 	ret.SessionUin = privmsg.SessionUin
 	ret.TargetUin = privmsg.TargetUin
-	_ = json.Unmarshal(utils.S2B(privmsg.Content), &ret.Content)
+	_ = yaml.Unmarshal(utils.S2B(privmsg.Content), &ret)
 	if privmsg.AttributeID != 0 {
 		var attr StoredMessageAttribute
 		s.RLock()
@@ -230,7 +229,7 @@ func (s *database) GetPrivateMessageByGlobalID(id int32) (*db.StoredPrivateMessa
 				PrevID:       quoinf.PrevID,
 				PrevGlobalID: quoinf.PrevGlobalID,
 			}
-			_ = json.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo.QuotedContent)
+			_ = yaml.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo)
 		}
 	}
 	return &ret, nil
@@ -255,7 +254,7 @@ func (s *database) GetGuildChannelMessageByID(id string) (*db.StoredGuildChannel
 	ret.ID = guildmsg.ID
 	ret.GuildID = uint64(guildmsg.GuildID)
 	ret.ChannelID = uint64(guildmsg.ChannelID)
-	_ = json.Unmarshal(utils.S2B(guildmsg.Content), &ret.Content)
+	_ = yaml.Unmarshal(utils.S2B(guildmsg.Content), &ret)
 	if guildmsg.AttributeID != 0 {
 		var attr StoredGuildMessageAttribute
 		s.RLock()
@@ -287,7 +286,7 @@ func (s *database) GetGuildChannelMessageByID(id string) (*db.StoredGuildChannel
 				PrevID:       quoinf.PrevID,
 				PrevGlobalID: quoinf.PrevGlobalID,
 			}
-			_ = json.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo.QuotedContent)
+			_ = yaml.Unmarshal(utils.S2B(quoinf.QuotedContent), &ret.QuotedInfo)
 		}
 	}
 	return &ret, nil
@@ -339,7 +338,7 @@ func (s *database) InsertGroupMessage(msg *db.StoredGroupMessage) error {
 		h.Write(binary.NewWriterF(func(w *binary.Writer) {
 			w.WriteUInt32(uint32(msg.QuotedInfo.PrevGlobalID))
 		}))
-		content, err := json.Marshal(&msg.QuotedInfo.QuotedContent)
+		content, err := yaml.Marshal(&msg.QuotedInfo)
 		if err != nil {
 			return errors.Wrap(err, "insert marshal QuotedContent error")
 		}
@@ -360,7 +359,7 @@ func (s *database) InsertGroupMessage(msg *db.StoredGroupMessage) error {
 			grpmsg.QuotedInfoID = id
 		}
 	}
-	content, err := json.Marshal(&msg.Content)
+	content, err := yaml.Marshal(&msg)
 	if err != nil {
 		return errors.Wrap(err, "insert marshal Content error")
 	}
@@ -420,7 +419,7 @@ func (s *database) InsertPrivateMessage(msg *db.StoredPrivateMessage) error {
 		h.Write(binary.NewWriterF(func(w *binary.Writer) {
 			w.WriteUInt32(uint32(msg.QuotedInfo.PrevGlobalID))
 		}))
-		content, err := json.Marshal(&msg.QuotedInfo.QuotedContent)
+		content, err := yaml.Marshal(&msg.QuotedInfo)
 		if err != nil {
 			return errors.Wrap(err, "insert marshal QuotedContent error")
 		}
@@ -441,7 +440,7 @@ func (s *database) InsertPrivateMessage(msg *db.StoredPrivateMessage) error {
 			privmsg.QuotedInfoID = id
 		}
 	}
-	content, err := json.Marshal(&msg.Content)
+	content, err := yaml.Marshal(&msg)
 	if err != nil {
 		return errors.Wrap(err, "insert marshal Content error")
 	}
@@ -499,7 +498,7 @@ func (s *database) InsertGuildChannelMessage(msg *db.StoredGuildChannelMessage)
 		h.Write(binary.NewWriterF(func(w *binary.Writer) {
 			w.WriteUInt32(uint32(msg.QuotedInfo.PrevGlobalID))
 		}))
-		content, err := json.Marshal(&msg.QuotedInfo.QuotedContent)
+		content, err := yaml.Marshal(&msg.QuotedInfo)
 		if err != nil {
 			return errors.Wrap(err, "insert marshal QuotedContent error")
 		}
@@ -520,7 +519,7 @@ func (s *database) InsertGuildChannelMessage(msg *db.StoredGuildChannelMessage)
 			guildmsg.QuotedInfoID = id
 		}
 	}
-	content, err := json.Marshal(&msg.Content)
+	content, err := yaml.Marshal(&msg)
 	if err != nil {
 		return errors.Wrap(err, "insert marshal Content error")
 	}