diff --git a/nuss.go b/nuss.go
index 2fff860..5cbc4ce 100644
--- a/nuss.go
+++ b/nuss.go
@@ -79,6 +79,51 @@ func AddUserToAnime(username string, userId, animeId int64, progress int, update
 	return &anime, err
 }
 
+func AddUserToAppointment(username string, animeId int64, meeting time.Time) (*Appointment, error) {
+	var appoint Appointment
+	err := db.Update(
+		func(tx *nutsdb.Tx) error {
+			keyBytes := Int64AndDateToBytes(animeId, meeting)
+			e, err := tx.Get(bucketAppoint, keyBytes)
+			var users []string
+			if err != nil {
+				users = make([]string, 0)
+			} else {
+				// parse user list
+				users, err = parseAppointmentUserList(e.Value)
+				if err != nil {
+					return err
+				}
+			}
+			// check if user already part
+			for _, u := range users {
+				if u == username {
+					// early terminate
+					appoint = Appointment{
+						Anime: animeId,
+						Time:  meeting,
+						Users: users,
+					}
+					return err
+				}
+			}
+
+			// add user
+			users = append(users, username)
+			appoint = Appointment{
+				Anime: animeId,
+				Time:  meeting,
+				Users: users,
+			}
+			newData, err := json.Marshal(users)
+			if err != nil {
+				return err
+			}
+			return tx.Put(bucketAppoint, keyBytes, newData, nutsdb.Persistent)
+		})
+	return &appoint, err
+}
+
 func DeleteUserFromAnime(username string, userId, animeId int64) (*AnimeUser, error) {
 	var anime AnimeUser
 	err := db.Update(
@@ -167,6 +212,50 @@ func DeleteUserFromAnimes(userId int64) error {
 		})
 }
 
+func DeleteUserFromAppointment(username string, animeId int64, meeting time.Time) (*Appointment, error) {
+	var appoint Appointment
+	err := db.Update(
+		func(tx *nutsdb.Tx) error {
+			keyBytes := Int64AndDateToBytes(animeId, meeting)
+			e, err := tx.Get(bucketAppoint, keyBytes)
+			var users []string
+			if err != nil {
+				users = make([]string, 0)
+			} else {
+				// parse user list
+				users, err = parseAppointmentUserList(e.Value)
+				if err != nil {
+					return err
+				}
+			}
+			// check if user already part
+			for i, u := range users {
+				// early terminate
+				if u == username {
+					// delete user from list
+					users[i] = users[len(users)-1]
+					users = users[:len(users)-1]
+					// check if appointment needs recycling
+					appoint = Appointment{
+						Anime: animeId,
+						Time:  meeting,
+						Users: users,
+					}
+					if len(users) == 0 {
+						return tx.Delete(bucketAppoint, keyBytes)
+					}
+					newData, err := json.Marshal(users)
+					if err != nil {
+						return err
+					}
+					return tx.Put(bucketAppoint, keyBytes, newData, nutsdb.Persistent)
+				}
+			}
+			return fmt.Errorf("%s schaut nicht %d um %s", username, animeId, meeting.Format(time.RFC3339))
+		})
+	return &appoint, err
+}
+
 func DeleteAnime(tx *nutsdb.Tx, keyBytes []byte) error {
 	tx.Delete(bucketChat, keyBytes)
 	return tx.Delete(bucketAnime, keyBytes)
diff --git a/ober.go b/ober.go
index c4f4b7e..ca5156a 100644
--- a/ober.go
+++ b/ober.go
@@ -6,6 +6,7 @@ import (
 	"log"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/fasthttp/router"
 	"github.com/valyala/fasthttp"
@@ -26,9 +27,11 @@ func RunWebserv() {
 	r.GET("/api/user/{user?}", Headers(UserGet))
 	r.GET("/api/watch/{user?}", Headers(WatchGet))
 	r.GET("/api/watchext/{user?}", Headers(WatchExtendedGet))
+	r.POST("/api/appointment/{user}", Headers(AppointmentPost))
 	r.POST("/api/chat/{id}/{user}", Headers(ChatPost))
 	r.POST("/api/register", Headers(Register))
 	r.POST("/api/watch/{user}", Headers(WatchPost))
+	r.DELETE("/api/appointment/{user}", Headers(AppointmentDelete))
 	r.DELETE("/api/register", Headers(UnRegister))
 	r.DELETE("/api/watch/{user}", Headers(WatchDelete))
 	log.Fatal(fasthttp.ListenAndServe(":"+strconv.Itoa(*webServerPort), r.Handler))
@@ -395,6 +398,10 @@ func Register(ctx *fasthttp.RequestCtx) {
 	ctx.SetStatusCode(fasthttp.StatusOK)
 }
 
+func AppointmentPost(ctx *fasthttp.RequestCtx) {
+	processUpdateAppointmentReq(ctx, true)
+}
+
 func ChatPost(ctx *fasthttp.RequestCtx) {
 	auth := ctx.Request.Header.Peek("X-HUSO-AUTH")
 	if ctx.UserValue("id") == nil || ctx.UserValue("user") == nil || auth == nil || string(auth) == "" || !strings.Contains(string(ctx.Request.Header.ContentType()), "text/plain") {
@@ -445,6 +452,10 @@ func WatchPost(ctx *fasthttp.RequestCtx) {
 	processUpdateReq(ctx, true)
 }
 
+func AppointmentDelete(ctx *fasthttp.RequestCtx) {
+	processUpdateAppointmentReq(ctx, false)
+}
+
 func UnRegister(ctx *fasthttp.RequestCtx) {
 	if !strings.Contains(string(ctx.Request.Header.ContentType()), "application/json") {
 		ctx.SetStatusCode(fasthttp.StatusBadRequest)
@@ -597,9 +608,15 @@ func processUpdateReq(ctx *fasthttp.RequestCtx, update bool) {
 				ctx.SetStatusCode(fasthttp.StatusConflict)
 				return
 			}
+			// anime is already dropped big baka user
+			if listState == malApiStatusD {
+				ctx.WriteString("Du hast schon gedropped bro")
+				ctx.SetStatusCode(fasthttp.StatusConflict)
+				return
+			}
 			animeData, err = AddUserToAnime(username, userId, anime.Anime, progress, updated)
 		} else {
-			// anime exitsts => delete
+			// anime exists => delete
 			animeData, err = DeleteUserFromAnime(username, userId, anime.Anime)
 		}
 		if err != nil {
@@ -622,6 +639,88 @@ func processUpdateReq(ctx *fasthttp.RequestCtx, update bool) {
 	ctx.SetContentType("application/json; charset=utf-8")
 }
 
+func processUpdateAppointmentReq(ctx *fasthttp.RequestCtx, update bool) {
+	auth := ctx.Request.Header.Peek("X-HUSO-AUTH")
+	if ctx.UserValue("user") == nil || auth == nil || string(auth) == "" || !strings.Contains(string(ctx.Request.Header.ContentType()), "application/json") {
+		ctx.SetStatusCode(fasthttp.StatusBadRequest)
+		return
+	}
+	username := fmt.Sprintf("%s", ctx.UserValue("user"))
+	legit, userId := GheddoAuth(username, string(auth))
+	if !legit {
+		ctx.SetStatusCode(fasthttp.StatusUnauthorized)
+		return
+	}
+
+	body := ctx.PostBody()
+	var appoints []Appointment
+	err := json.Unmarshal(body, &appoints)
+	if err != nil || len(appoints) == 0 {
+		ctx.WriteString(err.Error())
+		ctx.SetStatusCode(fasthttp.StatusBadRequest)
+		return
+	}
+
+	// iterate sent appointments
+	for i, appointment := range appoints {
+		var appData *Appointment
+		var found bool
+
+		if update {
+			// kann sich (noch) nicht in der Vergagenheit verabreden
+			if appointment.Time.Before(time.Now()) {
+				ctx.WriteString("kann sich (noch) nicht in der Vergagenheit verabreden")
+				ctx.SetStatusCode(fasthttp.StatusBadRequest)
+				return
+			}
+			// check if user is a troll
+			found, err = CheckAnimeExistInDbAndUserWatches(appointment.Anime, userId)
+			if err != nil {
+				addErrorToCtx(ctx, err)
+				return
+			}
+			if !found {
+				ctx.WriteString("Anime gibts net oder du schaust net")
+				ctx.SetStatusCode(fasthttp.StatusNotFound)
+				return
+			}
+
+			// save appointment and get list
+			appData, err = AddUserToAppointment(username, appointment.Anime, appointment.Time)
+		} else {
+			found, err = CheckAnimeExistInDb(appointment.Anime)
+			if err != nil {
+				addErrorToCtx(ctx, err)
+				return
+			}
+			if !found {
+				ctx.WriteString("Anime gibts net")
+				ctx.SetStatusCode(fasthttp.StatusNotFound)
+				return
+			}
+			// anime exists => delete
+			appData, err = DeleteUserFromAppointment(username, appointment.Anime, appointment.Time)
+		}
+		if err != nil {
+			addErrorToCtx(ctx, err)
+			return
+		}
+		appoints[i].Users = appData.Users
+	}
+
+	data, err := json.Marshal(appoints)
+	if err != nil {
+		addErrorToCtx(ctx, err)
+		return
+	}
+	err = writeResponseBody(ctx, data)
+	if err != nil {
+		addErrorToCtx(ctx, err)
+		return
+	}
+	ctx.SetContentType("application/json; charset=utf-8")
+}
+
 func writeResponseBody(ctx *fasthttp.RequestCtx, bytes []byte) error {
 	_, err := ctx.Write(bytes)
 	if err != nil {
diff --git a/schaffer.go b/schaffer.go
index c3f35e9..6c00830 100644
--- a/schaffer.go
+++ b/schaffer.go
@@ -232,3 +232,21 @@ func CheckAnimeExistInDb(animeId int64) (bool, error) {
 	}
 	return false, err
 }
+
+func CheckAnimeExistInDbAndUserWatches(animeId, userId int64) (bool, error) {
+	dbAnime, err := ReadAnimeUsers()
+	if err != nil {
+		return false, err
+	}
+	for _, a := range dbAnime {
+		if a.Anime == animeId {
+			for _, u := range a.Users {
+				if u.MalID == userId {
+					return true, err
+				}
+			}
+			return false, err
+		}
+	}
+	return false, err
+}