Elsa lives with her uncle Walter in a small, quirky little house. Some time ago they discovered that it was built directly on top of a cave. They are about to dare the adventurous cave expedition when Aunt Lisa leaves her son Valentin with Walter for an indefinite period. Valentine is autistic. His world obeys its own rules that are difficult to understand. This messes everything up...

The children's play "Cube Bread" discusses difficult topics in an easy, funny, and yet profound manner. As if you were opening a captivating picture book, the story unfolds quickly and touchingly. In the end, the question is: what is “normal”? And who decides that?