diff --git a/Unreal/PS_AI_Agent/Content/MetaHumans/Animations/BodyBP.uasset b/Unreal/PS_AI_Agent/Content/MetaHumans/Animations/BodyBP.uasset
new file mode 100644
index 0000000..c99bf00
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diff --git a/Unreal/PS_AI_Agent/Content/MetaHumans/Animations/target.uasset b/Unreal/PS_AI_Agent/Content/MetaHumans/Animations/target.uasset
new file mode 100644
index 0000000..6203785
Binary files /dev/null and b/Unreal/PS_AI_Agent/Content/MetaHumans/Animations/target.uasset differ
diff --git a/Unreal/PS_AI_Agent/Plugins/PS_AI_Agent_ElevenLabs/Source/PS_AI_Agent_ElevenLabs/Private/ElevenLabsPostureComponent.cpp b/Unreal/PS_AI_Agent/Plugins/PS_AI_Agent_ElevenLabs/Source/PS_AI_Agent_ElevenLabs/Private/ElevenLabsPostureComponent.cpp
index b7fefda..939068e 100644
--- a/Unreal/PS_AI_Agent/Plugins/PS_AI_Agent_ElevenLabs/Source/PS_AI_Agent_ElevenLabs/Private/ElevenLabsPostureComponent.cpp
+++ b/Unreal/PS_AI_Agent/Plugins/PS_AI_Agent_ElevenLabs/Source/PS_AI_Agent_ElevenLabs/Private/ElevenLabsPostureComponent.cpp
@@ -17,6 +17,14 @@ static const FName EyeLookDownRight(TEXT("eyeLookDownRight"));
 static const FName EyeLookInRight(TEXT("eyeLookInRight"));
 static const FName EyeLookOutRight(TEXT("eyeLookOutRight"));
 
+// ── ARKit full eye range (degrees) ──────────────────────────────────────────
+// These represent the physical range of eye motion that maps to ARKit curve
+// value 0→1.  MaxEyeHorizontal/Vertical control the CASCADE threshold (when
+// the head kicks in), but the visual eye deflection is always normalized by
+// these fixed constants so the eye curves look correct at any threshold.
+static constexpr float ARKitEyeRangeHorizontal = 30.0f;
+static constexpr float ARKitEyeRangeVertical = 20.0f;
+
 // ─────────────────────────────────────────────────────────────────────────────
 // Construction
 // ─────────────────────────────────────────────────────────────────────────────
@@ -72,17 +80,19 @@ void UElevenLabsPostureComponent::UpdateEyeCurves(float EyeYaw, float EyePitch)
 	CurrentEyeCurves.Reset();
 
 	// Horizontal: positive yaw = looking right
+	// Normalized by the fixed ARKit physical range, NOT MaxEyeHorizontal
+	// (which only controls the cascade threshold).
 	if (EyeYaw > 0.0f)
 	{
 		// Looking right: left eye looks outward, right eye looks inward (nasal)
-		const float Value = FMath::Clamp(EyeYaw / MaxEyeHorizontal, 0.0f, 1.0f);
+		const float Value = FMath::Clamp(EyeYaw / ARKitEyeRangeHorizontal, 0.0f, 1.0f);
 		CurrentEyeCurves.Add(EyeLookOutLeft, Value);
 		CurrentEyeCurves.Add(EyeLookInRight, Value);
 	}
 	else if (EyeYaw < 0.0f)
 	{
 		// Looking left: left eye looks inward (nasal), right eye looks outward
-		const float Value = FMath::Clamp(-EyeYaw / MaxEyeHorizontal, 0.0f, 1.0f);
+		const float Value = FMath::Clamp(-EyeYaw / ARKitEyeRangeHorizontal, 0.0f, 1.0f);
 		CurrentEyeCurves.Add(EyeLookInLeft, Value);
 		CurrentEyeCurves.Add(EyeLookOutRight, Value);
 	}
@@ -90,13 +100,13 @@ void UElevenLabsPostureComponent::UpdateEyeCurves(float EyeYaw, float EyePitch)
 	// Vertical: positive pitch = looking up
 	if (EyePitch > 0.0f)
 	{
-		const float Value = FMath::Clamp(EyePitch / MaxEyeVertical, 0.0f, 1.0f);
+		const float Value = FMath::Clamp(EyePitch / ARKitEyeRangeVertical, 0.0f, 1.0f);
 		CurrentEyeCurves.Add(EyeLookUpLeft, Value);
 		CurrentEyeCurves.Add(EyeLookUpRight, Value);
 	}
 	else if (EyePitch < 0.0f)
 	{
-		const float Value = FMath::Clamp(-EyePitch / MaxEyeVertical, 0.0f, 1.0f);
+		const float Value = FMath::Clamp(-EyePitch / ARKitEyeRangeVertical, 0.0f, 1.0f);
 		CurrentEyeCurves.Add(EyeLookDownLeft, Value);
 		CurrentEyeCurves.Add(EyeLookDownRight, Value);
 	}
@@ -197,19 +207,29 @@ void UElevenLabsPostureComponent::TickComponent(
 			TargetHeadYaw = 0.0f;
 		}
 
-		// ── 6. HEAD: realign when eyes overflow (check against TARGET) ─────
+		// ── 6. HEAD: realign when eyes overflow (check against body TARGET) ──
+		//
+		// Head overflow is checked relative to where the BODY IS GOING
+		// (TargetBodyWorldYaw), not where it currently is. This prevents
+		// the head from overcompensating during body interpolation —
+		// otherwise the head turns to track while body catches up, then
+		// snaps back when body arrives (two-step animation artifact).
 
-		const float EyeDeltaYaw = DeltaYaw - TargetHeadYaw;
+		const float HeadDeltaYaw = FMath::FindDeltaAngleDegrees(
+			TargetBodyWorldYaw + MeshForwardYawOffset, TargetWorldYaw);
+
+		const float EyeDeltaYaw = HeadDeltaYaw - TargetHeadYaw;
 
 		if (FMath::Abs(EyeDeltaYaw) > MaxEyeHorizontal)
 		{
-			TargetHeadYaw = FMath::Clamp(DeltaYaw, -MaxHeadYaw, MaxHeadYaw);
+			TargetHeadYaw = FMath::Clamp(HeadDeltaYaw, -MaxHeadYaw, MaxHeadYaw);
 		}
 
 		// Head smoothly interpolates toward its persistent target
 		CurrentHeadYaw = FMath::FInterpTo(CurrentHeadYaw, TargetHeadYaw, DeltaTime, HeadInterpSpeed);
 
-		// Eyes = remaining gap (naturally decreases as head catches up)
+		// Eyes = remaining gap (during transients, eyes may sit at MaxEye while
+		// the head catches up — ARKit normalization keeps visual deflection small)
 		CurrentEyeYaw = FMath::Clamp(DeltaYaw - CurrentHeadYaw, -MaxEyeHorizontal, MaxEyeHorizontal);
 
 		// ── 5. PITCH: relative cascade (Eyes → Head, no body pitch) ────────
diff --git a/build Lancelot.bat b/build Lancelot.bat
new file mode 100644
index 0000000..e26b11d
--- /dev/null
+++ b/build Lancelot.bat	
@@ -0,0 +1,35 @@
+@echo off
+chcp 65001 >nul
+title Build PS_AI_Agent
+
+echo ============================================================
+echo  PS_AI_Agent - Compilation plugin ElevenLabs (UE 5.5)
+echo ============================================================
+echo.
+echo  ATTENTION : Ferme l'Unreal Editor avant de continuer !
+echo  (Les DLL seraient verrouillees et la compilation echouerait)
+echo.
+pause
+
+echo.
+echo  Compilation en cours...
+echo  (Seuls les .cpp modifies sont recompiles, ~16s)
+echo.
+
+powershell.exe -Command "& 'C:\Program Files\Epic Games\UE_5.5\Engine\Build\BatchFiles\RunUAT.bat' BuildEditor -project='E:\ASTERION\GIT\PS_AI_Agent\Unreal\PS_AI_Agent\PS_AI_Agent.uproject' -notools -noP4 2>&1"
+
+echo.
+if %ERRORLEVEL% == 0 (
+    echo ============================================================
+    echo  SUCCES - Compilation terminee sans erreur.
+    echo  Tu peux relancer l'Unreal Editor.
+    echo ============================================================
+) else (
+    echo ============================================================
+    echo  ECHEC - Erreur de compilation (code %ERRORLEVEL%)
+    echo  Consulte le log ci-dessus pour le detail.
+    echo ============================================================
+)
+
+echo.
+pause