The main characters of the film are a group of students living today. They regularly attend lectures, fall in love, meet and divorce. Quite by accident, their life path intersects with the affairs of one drug dealer - an influential person among the dealers of the underground business. He draws the guys into a risky game. Inexperienced students will have to make a difficult choice. As a result of one fatal decision, one of the friends dies. It's been 15 years. Former student friends have not communicated with each other for a long time. Everyone has their own new life. And none of them even suspects that they will soon have to pay for the sins of the past. And not only to them, but also to their children ...