He searches them out with his video camera posing as a casting scout and persuading them to dance around half naked, kiss his finger and perhaps even more.
After his mother's death, 17-year-old Sven moves in with his dad Achim, a taxi driver, who had divorced his mother several years earlier.
His father discovers this and wrestles with the problem.
Julia suggests therapy, but Achim is convinced that he and Sven can handle this together.
Though Sven practically begs his father to lock him up in his room, Achim has confidence in his son - a confidence that soon turns out to be ill placed.
Sven himself is shattered and regrets his actions.
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