Seventeen-year-old Artyom is invisible in the family and a rebel in the technical school. He has a best friend, Kostya, and they do all the provocations and tricks together. When the management of the technical school compiles an unofficial list of dangerous teenagers - "explosives", Kostya, by pure chance, falls into the first place, which makes him popular among other students. Kostya revels in interest in himself - and betrays... see more