diff --git a/.idea/.idea.Babushka/.idea/dictionaries/project.xml b/.idea/.idea.Babushka/.idea/dictionaries/project.xml
new file mode 100644
index 0000000..4787784
--- /dev/null
+++ b/.idea/.idea.Babushka/.idea/dictionaries/project.xml
@@ -0,0 +1,3 @@
+<component name="ProjectDictionaryState">
+  <dictionary name="project" />
+</component>
\ No newline at end of file
diff --git a/scripts/CSharp/mock/DialogicStarter.cs b/scripts/CSharp/mock/DialogicStarter.cs
new file mode 100644
index 0000000..8322db0
--- /dev/null
+++ b/scripts/CSharp/mock/DialogicStarter.cs
@@ -0,0 +1,16 @@
+using System.Threading.Tasks;
+
+namespace Babushka.scripts.CSharp.mock;
+
+public static class DialogicStarter
+{
+    public static async Task Dialog(string dialog)
+    {
+        // implement
+    }
+
+    public static void SetValue(string key, int value)
+    {
+        // implement
+    }
+}
\ No newline at end of file
diff --git a/scripts/CSharp/mock/ObjectLookup.cs b/scripts/CSharp/mock/ObjectLookup.cs
new file mode 100644
index 0000000..564fa8c
--- /dev/null
+++ b/scripts/CSharp/mock/ObjectLookup.cs
@@ -0,0 +1,12 @@
+namespace Babushka.scripts.CSharp.mock;
+
+public static class ObjectLookup
+{
+    // Referenzen werden bei startup gesetzt
+
+    // Quests
+    public static PotatoQuest potatoQuest;
+    
+    // NPCs
+    public static YeliNpc yeliNpc;
+}
\ No newline at end of file
diff --git a/scripts/CSharp/mock/PotatoQuest.cs b/scripts/CSharp/mock/PotatoQuest.cs
new file mode 100644
index 0000000..dac80c3
--- /dev/null
+++ b/scripts/CSharp/mock/PotatoQuest.cs
@@ -0,0 +1,31 @@
+using Babushka.scripts.CSharp.Common.Inventory;
+using Babushka.scripts.CSharp.GameEntity.Entities;
+using Godot;
+
+namespace Babushka.scripts.CSharp.mock;
+
+public partial class PotatoQuest:Node
+{
+    // Yeli will 5 kartoffeln haben.
+    // Man kann Yeli auch erstmal weniger geben.
+    // Yeli sagt dir dann, wie viele kartoffeln noch fehlen.
+    
+    public enum State
+    {
+        Unavailable, // bevor die quest verfügbar ist
+        YeliRequest, // Yeli fragt nach kartoffeln
+        BringPotato, // Vesna soll kartoffeln bringen
+        Done // kartoffeln abgegeben
+    }
+
+    public State state = State.Unavailable;
+    public int potatoesWanted = 5;
+    public int potatoesBrought = 0;
+    public ItemResource itemBlueprint; // potato item
+
+    public void Activate() // wird von woanders aufgerufen
+    {
+        if (state == State.Unavailable)
+            state = State.YeliRequest;
+    }
+}
\ No newline at end of file
diff --git a/scripts/CSharp/mock/PotatoQuest.cs.uid b/scripts/CSharp/mock/PotatoQuest.cs.uid
new file mode 100644
index 0000000..b53cdde
--- /dev/null
+++ b/scripts/CSharp/mock/PotatoQuest.cs.uid
@@ -0,0 +1 @@
+uid://dpl5xeuiu7cwg
diff --git a/scripts/CSharp/mock/YeliDialog.cs b/scripts/CSharp/mock/YeliDialog.cs
new file mode 100644
index 0000000..e64e139
--- /dev/null
+++ b/scripts/CSharp/mock/YeliDialog.cs
@@ -0,0 +1,66 @@
+using System;
+using Babushka.scripts.CSharp.Common.Inventory;
+using Babushka.scripts.CSharp.Common.NPC;
+using Godot;
+
+namespace Babushka.scripts.CSharp.mock;
+
+// Dieses script enthält ALLE möglichen dialogoptionen die Yeli in der gesamten Demo hat.
+// Das script ist dafür verantwortlich den richtigen Dialog zu starten.
+public partial class YeliDialog : Node
+{
+    public async void StartDialog() // kann zu jedem zeitpunkt vom spieler getriggert werden
+    {
+        var potato = ObjectLookup.potatoQuest;
+        var yeli = ObjectLookup.yeliNpc;
+        var inventory = InventoryManager.Instance.playerInventory!;
+
+        if (yeli.isSleeping) // wenn yeli schläft kann keine quest von ihr angenommen werden, auch wenn die quest verfügbar ist
+        {
+            await DialogicStarter.Dialog("YeliSleep"); // "ZZZ"
+        }
+        else if (potato.state == PotatoQuest.State.YeliRequest)
+        {
+            await DialogicStarter.Dialog("YeliAskForPotato"); // "Can you bring me 5 potatoes?"
+            potato.state = PotatoQuest.State.BringPotato;
+        }
+        else if (potato.state == PotatoQuest.State.BringPotato)
+        {
+            var potatoesTodo = potato.potatoesWanted - potato.potatoesBrought;
+            var potatoesAvailable = inventory.TotalItemsOfBlueprint(potato.itemBlueprint);
+            var takePotatoes = Math.Min(potatoesTodo, potatoesAvailable);
+
+            inventory.TryRemoveAllItems(new ItemInstance
+                { blueprint = potato.itemBlueprint, amount = takePotatoes }); // should not fail
+            potato.potatoesWanted -= takePotatoes;
+
+            potatoesTodo = potato.potatoesWanted - potato.potatoesBrought;
+
+            var isComplete = potatoesTodo <= 0;
+            var wasSomeDelivered = takePotatoes > 0;
+
+            if (isComplete)
+            {
+                await DialogicStarter.Dialog("YeliPotatoThankYou"); // "thanks for bringing me all the potatoes"
+                potato.state = PotatoQuest.State.Done;
+            }
+            else
+            {
+                DialogicStarter.SetValue("potatoes", potatoesTodo); // setzt die Dialogic variable
+
+                if (wasSomeDelivered)
+                {
+                    await DialogicStarter.Dialog("YeliPotatoThanksButMore"); // "thank you but i need {potatoes} more potatoes"
+                }
+                else
+                {
+                    await DialogicStarter.Dialog("YeliPotatoMore"); // "I still need {potatoes} more potatoes"
+                }
+            }
+        }
+        else
+        {
+            await DialogicStarter.Dialog("YeliDefault"); // "I'm happy to have you around" oder so
+        }
+    }
+}
\ No newline at end of file
diff --git a/scripts/CSharp/mock/YeliDialog.cs.uid b/scripts/CSharp/mock/YeliDialog.cs.uid
new file mode 100644
index 0000000..11ce4da
--- /dev/null
+++ b/scripts/CSharp/mock/YeliDialog.cs.uid
@@ -0,0 +1 @@
+uid://ssob0ssvbskx
diff --git a/scripts/CSharp/mock/YeliNpc.cs b/scripts/CSharp/mock/YeliNpc.cs
new file mode 100644
index 0000000..4d27348
--- /dev/null
+++ b/scripts/CSharp/mock/YeliNpc.cs
@@ -0,0 +1,9 @@
+using Babushka.scripts.CSharp.GameEntity.Entities;
+
+namespace Babushka.scripts.CSharp.mock;
+
+public partial class YeliNpc : Entity
+{
+    public bool isSleeping = false;
+    
+}
\ No newline at end of file