An elderly woman who comes to the police station with a man in a wheelchair confesses to killing the man sitting in the wheelchair. Realizing that the old man is really dead, the police report the murder to the special unit. Our cops are dragged into a tough game to find out the identity of both the dead man and the woman. Although the old woman wears out the nerves of our team with this game, the woman's plan is not just that. As the team investigates the old man's murder, they come across a more terrifying and gruesome truth.