A young naive provincial Artyom comes to a friend in Moscow in the hope of a new beautiful life, but first he has to help him in the difficult night work of a "sober driver". On the first evening, taking the beautiful Christina out of the nightclub, Artyom, by a misunderstanding, finds herself in an expensive hotel room with her. Completely not remembering the events of last night, Christine takes the guy for a young millionaire, and he, in turn, is in no hurry to disappoint her. With each date Artem falls in love more and more, but getting out of ridiculous situations becomes more difficult.