Bora Dağtekin is a German screenwriter and film director. With productions such as Türkisch für Anfänger, Fack ju Göhte and Das perfekte Geheimnis, he is considered the most commercially successful filmmaker in Germany.
Ex-con Zeki Müller goes undercover as a teacher at a below average Gymnasium to find money he'd stashed prior to incarceration.
A rowdy teacher accompanies a class trip to Thailand to recover some diamonds accidentally sent there and restore the school's reputation.
After being released from prison, Zequi, a bank robber, sets out to recover money buried by his accomplice; but is horrified to learn that a high school gymnasium is now over the site where the loot is hidden.