Kristóf Deák

The films story takes place in the nineties, Budapest. Based on a true story (from a swedish girl), Sing follows an award-winning school choir and the new girl in class Zsofi with her new friend Liza facing a tough choice: to stand up against a corrupt system - or to fit quietly into it. (Wikipedia)

In 1951 Communist-era Budapest, the secret police knock on the door of an ordinary family. Instead of arresting them, they decide to move in and hold the family captive in their own home, along with anyone who comes to visit them.