The son of business tycoon Semyon Andreev Vanka, a rake and a womanizer, fell in love. I came to my senses - I passed both sessions, gave up partying, and never set foot in a strip bar. Follows his beloved's tail. Beautiful Sandra works part-time as a nurse at a hospital. So he goes there with her. He carries buckets of water and helps wash the floors! And everything would be fine... But Sandra keeps Ivan at a distance. This is with Andreev’s money! She doesn’t take gifts and rejects marriage proposals, although it’s clear that she loves the good-for-nothing Vanka. At the same time, attempts have already been made on Sandra’s life twice. Clearly some kind of mystery shrouds the life of a young girl. And Semyon Andreev decides to hire private detective Tatyana Ivanova, who immediately began the investigation...