Seven years ago, Olga's older sister Vika disappeared. The last girl to be seen was her friends, with whom they were vacationing together in a country boarding house. Among them was Mikhail, now he is Olga's husband and considers it his duty to carefully protect her from traumatic memories of her sister. But suddenly all participants in that fateful meeting receive an invitation to gather again outside the city. Now they will not be able to hide from the past and hide the truth - everyone is under suspicion.
