Mur (2015)

Mariusz lives in a cramped apartment in an old tenement with his mother, who suffers from depression and has not left the house for two years. The family survives on his father's pension. Mariusz should be finishing technical school, but he doesn't go to school. He earns money by finishing apartments in new housing estates and dealing drugs. He wants to improve his lot. He leaves his mother and rents an apartment in a new housing development. He thinks he will move up the social hierarchy by moving there. It turns out that it is not so easy to escape from his previous life and become a different person.