After the divorce, Varya left her dreams of female happiness in the past, moved to Moscow and plunged headlong into work and raising her son, a difficult teenager, Sasha. However, meeting a handsome German changes everything: Varya accepted his marriage proposal and decided to move to Germany. Hoping to get permission from her ex-husband to take the child out, Varya and Sasha went to their hometown, which is associated with many difficult memories. Pavel flatly refused to sign the documents, so Varya had to stay late to persuade him to change his mind. Soon, Pavel's stepdaughter disappeared without a trace after a walk with Sasha. All suspicions fell on the teenager. To prove her son's innocence, Varya will have to confess the secret that she has kept so carefully for 17 years.