Elena Varfolomeevna is an experienced nanny, but this family has puzzled her. It seems that she was hired only for five-year-old baby Dasha, but over-aged teenagers Asya and Misha also require supervision!.. For the wedding of Katya, the daughter of her father’s business partner, her always busy parents sent a nanny and children in their place. And then this happened! Misha recognized the bride as his friend from online correspondence, and the girl decided to run away with him right from the wedding. Before she had time to announce this, the toastmaster suddenly died from poisoning! Misha and Katya managed to escape, and now the faithful nanny must not only find the pupil, but also prove that he is not guilty of murder!