The engineer Rosalie leads a life without standing still. She doesn't feel old for a long time, only mature. When Rosalie returns to Germany after a fainting spell at a solar project in Africa, it's just supposed to be a breather. When she shows up at her bourgeois sister Margret's with a huge container, she is not very enthusiastic about the surprise visit. The retired teacher sees right through that Rosalie isn't staying with her voluntarily. The well-travelled woman is broke! It seems like a miracle that there are a huge chunk of banknotes in a hole in the wall of the room. On the other side of the wall there is the room of the highly talented high school graduate Karla, who rents a part of Margret's house with her father Harald. After a failed first meeting, Rosalie befriends with the wheelchair-bound teenager and sets her mind on getting Karla out of her sheltered isolation, even against her will.

Denny is living the high life in Berlin and is having sex with a lot of girls. Denny got a mother. This mother just got a new husband: Frank. Denny hasn't talked to his mother in 10 years. Frank wants to change this. He takes a train to Berlin. Who's gonna be the first to mature?

Berlin is intoxicated by the summer carnival. Noah, 12, was actually only planning to visit his father, but suddenly he finds himself in the middle of it all.

Elisa and Anthea support each other through the difficulties of adolescence. But their innocent friendship soon turns into co-dependency and to maintain their cohesion, they develop a dangerous game with a camera. Eventually, their game turns them from victims into offenders.