Franziska Dreyer and Sebastian Pauli are a happy couple. When one day the police arrest her boyfriend on suspicion of murder, Franziska assumes it's a mistake. But in a trial marked by circumstantial evidence, Sebastian is tried, convicted and sentenced to life. Franziska believes he's innocent and fights to get him released. This puzzles her parents and friends who advise her to cut all ties to him. Her reaction is to marry Sebastian in prison. Then Franziska discovers completely unknown sides to her husband and now doesn't know who or what to believe any more.

What happens when a mother and daughter fall in love with the same man? That’s what happens to 17-year-old Emma when she falls head over heels for her history teacher Adrian Morisson and suddenly realises that the object of her affection is having a passionate affair with her mother Paula.