Hardly released from prison, the real estate swindler Thomas tries to get rid of his half-brother Roland. Roland has Downs Syndrome and his mother has granted him a lifelong right to live in her house. But Thomas wants to sell it as quickly as possible.

萨拉的父亲离开了母女两人，和另一个女人结婚了，而那个女人另外还有一个儿子卡伊。不久之后，父亲去世了，留下了一幢房子，萨拉和母亲想要将房子买下来用来开一间旅馆以维持生计，但同样拥有产权的卡伊却想将房子变为他的乐队大本营，两家人之间因此产生了激烈的矛盾，最终，他们决定共同使用这处房产，就这样，萨拉和卡伊住到了同一屋檐下。
萨拉的好友玛丽安是一个非常漂亮的女人，卡伊深深的被她所吸引。一天，萨拉受人所托假扮玛丽安和卡伊约会，哪知道却在一不小心之下和他碰撞出了爱情的火花，这段感情当然遭到了萨拉母亲的强烈反对。

Dramatised origin story of one of Germany's most beloved contemporary comedians.