How did Bruno emotionally throughout the film?

Throughout the film, Bruno experiences a profound emotional journey marked by innocence, curiOSity, and confusion. Initially, he is a carefree child, unaware of the harsh realities surrounding him, but as he befriends Shmuel, a boy on the other side of the fence, he begins to grasp the gravity of their situation. His emotions shift from joy and friendship to deep sadness and fear, especially as he confronts the consequences of the world he lives in. Ultimately, Bruno's tragic fate underscores his heartbreaking innocence and the devastating impact of prejudice and hatred.