The plot is reminiscent of a fairy tale, when the husband goes sailing, and as a farewell, the wife ties a thread to his button so that she knows where her beloved is.

The brownie escapes from the captivity of Baba Yaga in her magical world, and ends up in the apartment of the girl Natasha and her parents. Kuzya needs to find his magic chest that grants wishes. Both Natasha and the local grumpy brownie Nafanya help him in this. It turns out that Kuzya himself gave the chest to Andrey, Natasha's dad, many years ago. It would seem that the goal is already close, but in search of both Kuzya and the chest, Baba Yaga entered our world, and she has her own insidious plans.

19-year-old Lenya and 40-year-old sewer worker Lyuda find themselves in a dark park, where a lantern illuminates not only the ping-pong table, but also their strange, non-committal meeting.