One Lover is not enough (2002)

Anna, married to the lawyer Rainer, despite all remorse, begins a liaison with the charming pharmaceutical representative Lars - fortunately the husband of her friend Bettina. Their meeting in a luxury hotel has fatal consequences: Anna and Lars are ear-witnesses of a supposed murder on the head of a call girl ring. Mistakenly, Anne's brother Max was suspected of doing something. Bettina, who has useful contacts due to her thriving wellness center, ensures that Max is released on bail. However, to acquit him they need Anna's statement - which would inevitably reveal her affair with Lars. So there has to be another solution...