diff --git a/database/mdb/code.go b/database/mdb/code.go
new file mode 100644
index 0000000..3f85b91
--- /dev/null
+++ b/database/mdb/code.go
@@ -0,0 +1,33 @@
+package mdb
+
+import (
+	"context"
+	"kurumibot/database"
+	"kurumibot/laniakea"
+	"time"
+
+	"go.mongodb.org/mongo-driver/v2/bson"
+)
+
+type CodeEntry struct {
+	Code        string    `bson:"code"`
+	Money       uint64    `bson:"money"`
+	Exp         uint64    `bson:"exp"`
+	AutoId      uint16    `bson:"autoId"`
+	MaidId      uint16    `bson:"maidId"`
+	MinerId     uint16    `bson:"minerId"`
+	BusinessId  uint16    `bson:"businessId"`
+	ValidUntil  time.Time `bson:"validUntil"`
+	UsageCount  int       `bson:"usageCount"`
+	TotalUsages uint      `bson:"totalUsages"`
+}
+
+func FindCode(db *laniakea.DatabaseContext, code string) (*CodeEntry, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	collection := database.GetMongoCollection(db, "codes")
+	res := collection.FindOne(ctx, bson.M{"code": code})
+	entry := new(CodeEntry)
+	err := res.Decode(entry)
+	return entry, err
+}
diff --git a/database/mongo.go b/database/mongo.go
index 4f44d99..8c91044 100644
--- a/database/mongo.go
+++ b/database/mongo.go
@@ -2,6 +2,7 @@ package database
 
 import (
 	"fmt"
+	"kurumibot/laniakea"
 	"log"
 	"os"
 
@@ -25,3 +26,7 @@ func ConnectMongo() {
 		log.Fatalln(err)
 	}
 }
+
+func GetMongoCollection(db *laniakea.DatabaseContext, name string) *mongo.Collection {
+	return db.MongoDB.Database(os.Getenv("MONGO_NAME")).Collection(name)
+}
diff --git a/database/psql/groups.go b/database/psql/groups.go
index e6220d5..977b56b 100644
--- a/database/psql/groups.go
+++ b/database/psql/groups.go
@@ -1,6 +1,10 @@
 package psql
 
-import "github.com/shopspring/decimal"
+import (
+	"kurumibot/database"
+
+	"github.com/shopspring/decimal"
+)
 
 type Group struct {
 	ID         int
@@ -13,8 +17,8 @@ type Group struct {
 	MaxWaifus  int
 }
 
-// func GetGroupById(id int) (*Group, error) {
-// 	group := new(Group)
-// 	// err := Database.Get(group, "select * from groups where id=$1;", id)
-// 	return group, err
-// }
+func GetGroupById(id int) (*Group, error) {
+	group := new(Group)
+	tx := database.PostgresDatabase.First(group, "id = ?", id)
+	return group, tx.Error
+}
diff --git a/database/psql/users.go b/database/psql/users.go
index d9c484e..07b97e3 100644
--- a/database/psql/users.go
+++ b/database/psql/users.go
@@ -24,6 +24,7 @@ type User struct {
 	WorkID     int `gorm:"default:1"`
 	Work       *Work
 	WorkTime   time.Time
+
 	AutoID     sql.NullInt64
 	Auto       *ShopAuto
 	BusinessID sql.NullInt64
@@ -32,6 +33,7 @@ type User struct {
 	Maid       *ShopMaid
 	MinerID    sql.NullInt64
 	Miner      *ShopMiner
+
 	IncomeTime time.Time
 	BTC        decimal.Decimal
 	Invested   decimal.Decimal
diff --git a/kurumibot b/kurumibot
new file mode 100755
index 0000000..4c543ea
Binary files /dev/null and b/kurumibot differ