If a girl decides to lose weight, she will courageously go on a diet from breakfast to lunch. But Katya Golovina, the wife of chef Igor, decided to become a king-size model in order to demonstrate clothes for plus-size women. And now she urgently needs to get better. When her weight went over 200 kilos, she suddenly died of cardiac arrest caused by obesity. Some time later, Igor, the host of a culinary TV show, married for the second time, and received an offer to play the main role in the series. Everything was going just fine for him, but suddenly someone sent him an anonymous letter. It claimed that Katya not only died, but that one of her family members killed her! The blackmailer threatened to release irrefutable evidence if he was not paid. And now Tanya Sergeeva needs to understand this complex matter and understand whether Igor is guilty or not...