Tanya Sadovnikova went for a massage with the Filipina Dang and unexpectedly became friends with her. One day, a masseuse asked for help - her regular client, Zhenya Sizova, had disappeared. Together the girls find out: something bad happened to her. Tanya, under the guise of a volunteer, meets Zhenya’s husband Maxim and their son Mitya. Much in the life of this family seems strange and suspicious to her. Now Dang, Tanya and her stepfather Colonel Khodasevich are trying to find out who is to blame for Zhenya’s tragedy. Unexpectedly for themselves, they find out that the past of the respectable mother of the family has many dark spots... Twisted intrigue, characters understandable and close to the reader, modern problems - this is the secret of the success of a good detective story written by the Litvinovs. The investigation is again being conducted by characters well known to readers from novels and television series - adventurer Tatyana Sadovnikova and her stepfather, retired foreign intelligence colonel Valery Khodasevich.