Точный расчет (Precise Calculation)

Successful businessman Yevgeny Chashchin was found dead in his apartment. According to the concierge, Chashchin had his common-law wife Veronica and a son from his first marriage, Peter, that day. It is also known that the day before he had a quarrel with his wife in front of the administration of the kindergarten, where the couple came for their daughter Zhanna. After interviewing Chashchin's neighbors and acquaintances, Pankratov and Bobrova find out that Veronica got along with Chashchin only because of his financial situation, and she herself seduced his young son.