Medical student Paula wins a place at an exclusive Heidelberg medical school. When the body of a young man she met on the train turns up on her dissection table, she begins to investigate the mysterious circumstances surrounding his death.

A radio presenter and a telephone operator, both mourning the loss of their unhappy love affair, meet anonymously in an Internet chat room after a fated car accident, where emails bring them closer to each other.

Mimi has her hands full. Her son Felix is hyperactive, her ex-husband Johnny is a mess, her father is a chronic gambler. Then Felix signs her up for a Swiss casting show, because Mimi wanted to be a musician originally. So Mimi decides to head for Switzerland, since it could pay all their debts. But then the whole family wants to come...

In his dreams Sammy is a rock star. But in reality he works and cleans in his brother Momo's hammam. Suddenly, a music label gives him the chance to become famous in a casting show. On one condition: The solo musician must form a band. So Sammy, his sister Jessi, the old temporary masseur Wolle and fat Mahmut quickly become the group "Hamam Hardrock". The audience celebrates the original newcomers but label boss Thomaschewsky wants to prevent the multicultural rockers' triumphant advance by any means necessary.

A student named Nivedita finds an old photo of her professor and discovers the latter had been living a lie. Saraswati, of all people — a woman of color who lectures on cultural identity — is in fact white. While the media and online community whip up a frenzy, Nivedita faces a political and personal dilemma as she tries to find out Saraswati's motive.