When the cheerful, self-determined Christiane learns after a serious illness that her life is now dependent on a machine, she has to decide whether she wants to give up her beloved independence in order to survive.

Et, who has just been fired from his job because he doesn't fit in with the concept, is no longer in the mood. Especially not for life. He spontaneously attempts suicide on a bridge somewhere in Berlin, but just as he struggles to get over the parapet, Carla appears in front of him.