Rita has been dating businessman Georgiy Kalinin for a long time, and now he finally asks for her hand in marriage. But everything doesn't look as romantic as Rita expected: Georgiy's marriage proposal sounds more like a business deal. At her bachelorette party, upset and tired, Rita falls asleep in the wedding limousine, but the next morning she wakes up in an unfamiliar place, right at someone's engagement party. Her wedding dress immediately adds ambiguity and leads to a rift between the couple at whose celebration Rita appeared. Now the girl must correct her mistake and reconcile her lovers, and at the same time try to find her own happiness.