The attention of the police was attracted by a guy who was dragging a huge suitcase through the park, and then threw it and ran away. The suitcase contained the corpse of a young girl, Yulia Slivina, a nineteen-year-old athlete who practiced martial arts at the Dragon club. Her fiance Andrei worked at the same club, and the guy was soon arrested as a suspect. However, investigators were unable to achieve anything. The case was let go... But two years later, an interesting fact suddenly surfaced: on the morning of the murder, Yulia received a call from a certain Oksana, Andrei’s ex-girlfriend...