A certain Konstantin Rykov comes to the BEAGLE agency. He suspects that his wife Sonya is not faithful to him. In a conversation with Alina, Sonya admits that she really has a secret that she is afraid to share with her husband. It turns out that Sonya was raped by a serial maniac nicknamed “Elevator”, who is not the first time to attack women. To identify the criminal, Alina decides to take a risky step: she is ready to become “bait” for the maniac. With the help of Petrovich and Yoongi, she manages to catch the rapist. However, new details unexpectedly emerge: Alina suspects that Sonya is lying: “The Lifter” had nothing to do with her rape.