The mutilated body of a certain model's Olesya Slavutich was found in the apartment miserable. The first came under suspicion of her friend - male model Alex Volkov, after a quarrel with her before the eyes of his colleagues on the podium. However, the head of the modeling agency Mironov says, the scandal was part of a planned advertising campaign. Meanwhile, the second murder is a young girl Katie. The handwriting is identical.

Loginov and Peter investigate the circumstances of a daring and sophisticated jewelry store robbery. Attackers have developed an elaborate scheme: entering the apartment one floor above, they drilled a hole in the floor and entered the shop in the store, taking the jewelry. But have not calculated the time. No time returning to the owners of the apartment living it was decided not to leave.

Accountant killed a boarding school for troubled teens Lavrent'ev. After talking with the director, Loginov and Peter learn that before the tragedy at the accountant had a conflict with the pupils - and Sergey Kravtsov Gleb Vasyutin. But the evidence against them insufficient. Soon it becomes clear that immediately after the murder took Kravtsov a friend's jacket, because his clothes were smeared with blood. Investigators are rushing to arrest, but too late: Hleb is dead.