That day Sergey Sobolev, police officer, is driving to the hospital where his wife is about to give birth to their child. High from happiness, he's driving too fast and when he sees a boy on a passage walk, it's too late. The boy died, and now the major has only two options: go to prison or conceal his crime and stay free. All the characters in this film have to choose - to cross or not to cross the line, when the price for your choice is life... yours and of the ones you love.