Having made his own personal experience with homosexuality , when Erika cheated on him with Nina , he 's not pleased with Susanne 's choice of life .
Arno is stunned as his daughter soon finds herself in relationship with Carla von Lahnstein .
Having made Arno 's own personal experience with homosexuality , when Erika cheated on him with Nina , Arno 's not pleased with Susanne 's choice of life .
Arno is stunned as his daughter soon finds herself in relationship with Carla von Lahnstein .