Artyomova Alisa Vitalievna is a primary school teacher who finds herself in a catastrophic financial situation. The girl is forced to commit an immoral act, which not only runs counter to her gentle, kind and correct profession, but also to life principles in general - to spend the night with a wealthy man for a reward. The night full of vice and shame is over, the money has long been given to the decision financial issues, so Alice begins to gradually forget about her sin. September 1 falls on the teacher’s head not only as the beginning of the school year, but also as a continuation of the chain of her immoral behavior. The father of one of Alice’s first-graders turns out to be her very “customer”, who, with the help of blackmail, forces the girl to go to great lengths.