布魯諾與布茨是麥當勞男校最會搗蛋的兩個學生，他們這次被抓到，而且面臨難以想像的處罰：兩人將被拆散，住進不同的宿舍。

While a brother, a sister and their mother are living together near the sea far away from other people, their father comes back and everything begins to go wrong.