The movie revolves around the story of two brothers, Paolo (Elio Germano) and Luca (Alessandro Gassmann), who are reunited after a long period of separation. Paolo, a troubled and introverted man, moves in with his brother Luca, a successful businessman, and his family. As Paolo tries to adjust to his new life, he becomes obsessed with his brother's surveillance system, which he uses to monitor the family's activities.