Without You I'm Nothing (2008)

After 8 years of separation, 25-year-old Hannes meets his father in a little mountain hut for a weekend in the Bavarian Alps. By the influence of their very different girlfriends Ann and Lavinia, the stage-director father and his actor son cautiously try to make a new start. It's a bold venture, leading all of them into an abyss of unforeseen cruelty.