Exercise with Three Unknowns

In this gripping thriller, a factory cashier robbery case becomes the focus of a determined criminal investigation. At the precision mechanics and optics facility's checkpoint, two skillful criminals launch their bold heist on the unsuspecting cashier. Their quick thinking allows them to make their escape in a getaway car cleverly positioned around the corner.Upon arrival at the crime scene, seasoned Major Dorokhov and ambitious Lieutenant Matushkin are tasked with piecing together the details of this daring theft. As they interview witnesses, it becomes apparent that the criminals' dynamic is far from ordinary – one appears to have prevented the other from carrying out a potentially deadly act. This intriguing detail adds another layer of complexity and suspense to the already captivating investigation.