Einfache Leute (2007)

Forty-year-old Henrik lives in an apparently happy relationship with his wife Britta. Being a talented swimmer in his youth, he now works as a swimming-pool assistant. One day, he is confronted to another part of his past, when his former lover Lutz, whom Henrik had left due to the swimming federation's pressure, returns. Although he started visiting gay clubs shortly after his wedding, Henrik fears being in contact with Lutz, who gets to know Britta. Incidentally, they catch Henrik at having sex with another man....