At school, preparations are underway for “The Night of the Theatre,” but the noisy fun is suddenly interrupted. The main exhibits in the auditorium—old dolls of the merchant Platonov—come to life! Could a new curse be looming over the school? Or does someone want to play a prank on the students? The “IKS” team must figure everything out. Will the “IKS” team be able to unravel the mystery of the animated dolls?