In order not to spend the night on the street, Masha Khorkova, who ran away from her common-law husband, takes the keys to her relative’s empty apartment from a friend. But instead of the expected comfort and tranquility, she is greeted by a nightmare - the girl discovers the corpse of an unknown man in the closet, and in his wallet - a photograph depicting this man and... herself! Having moved to spend the night in a dubious hotel, Masha gets involved in a criminal story intertwined with the fate of the famous exotic dancer Mata Hari. According to legend, she owned a comb with mysterious powers...