Olga had the perfect life — her own restaurant, her beloved husband Mikhail, and her 19-year-old son Pavlo, a top student. But one day she discovers that her son is having an affair with Ksenia, an older divorced woman with a 9-year-old son. The young man is planning to get married and throw a party, but the morning after, it turns out that the bride has been murdered. Olga has no shred of doubt about her son’s innocence, but how can she prove it? And who actually killed Ksenia?