The series takes place in a small Russian town where a deadly virus appears. Most of the inhabitants die, only a few people remain alive, who are affected by sleeping sickness: people cannot wake up on their own, and after two hours of sleep they fall into a coma.

The brisk and determined Sasha wants to take revenge on her ex-boyfriend and disrupt his wedding. To put his plan into practice, Sasha comes to St. Petersburg, where he gets a job at the registry office. But instead of the registrar of weddings, she gets the place of the registrar of divorces. Sasha becomes a witness to many ridiculous situations, as well as a participant in romantic adventures.