Sergey, a businessman from Barnaul, comes to Mexico on vacation with his adult daughter Dasha. At the hotel, Dasha meets a girl of the same age, Anya, who came on vacation with her father, Mikhail, a professor of geology. The girls want to have fun, and they go to a nightclub, from where they do not return. At night, a dead Mexican guy is found on the seashore, with whom Dasha and Anya were last seen. After a short investigation, the police announce that the girls also drowned. At the same time, their bodies could not be found, and in general the case looks very confusing. Sergei and Mikhail believe that the girls were abducted by locals, but no arguments work on the police. A heated Sergei makes a scandal, which is why he and Mikhail are ordered to leave the country, otherwise they will go to prison.

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