For once, go on vacation to the sea and get involved in a very dark story... And this is exactly what happened to the modest employee Marina Vinogradova. Under very strange circumstances, her roommate drowns, Marina herself is attacked by a robber... So she has to be in the morgue and the police more often than on the beach. And even a passionate affair with a man whom Marina begins to consider a seasoned killer. In general, it becomes clear to her that no one can understand this nightmare except herself. Jonah gets down to business...