diff --git a/hybrid/emotional_sync.py b/hybrid/emotional_sync.py
index ad35e5a..f7687cf 100644
--- a/hybrid/emotional_sync.py
+++ b/hybrid/emotional_sync.py
@@ -1 +1,33 @@
-print("Hello World")
+from __future__ import annotations
+
+from dataclasses import dataclass
+from typing import List, Tuple
+
+@dataclass
+class Emotion:
+    """
+    Represents an emotional state with a label and intensity.
+    """
+    label: str
+    intensity: float
+
+class EmotionalSynchronizer:
+    """Aligns emotional states across agents."""
+
+    def __init__(self) -> None:
+        self.history: List[Tuple[Emotion, Emotion]] = []
+
+    def synchronize(self, human: Emotion, ai: Emotion) -> Emotion:
+        """
+        Combine human and AI emotions by averaging intensity and concatenating labels.
+        """
+        combined_intensity = (human.intensity + ai.intensity) / 2
+        combined_label = f"{human.label}-{ai.label}"
+        result = Emotion(combined_label, combined_intensity)
+        self.history.append((human, ai))
+        return result
+
+if __name__ == "__main__":
+    syncer = EmotionalSynchronizer()
+    e = syncer.synchronize(Emotion("happy", 0.8), Emotion("curious", 0.6))
+    print(e)