On their way home through an unknown city, Alexander and his father are attacked and seriously injured by some drunken juvenile delinquents. The father dies, and Alexander becomes a dangerous witness, which must be eliminated.
In present day Moscow three childhood friends in their forties - former school band players - live their everyday lives of a police officer, a taxi driver and a surgeon. They have lost track of each other. Three stories of betrayal, love and ageing are told in parallel. In fact, unknown to our heroes, their paths cross and their lives become connected. But they are not aware of it even when they reunite for a breaking performance at their graduation anniversary.
