富家女繼承人Maria Sorokina在與丈夫爭吵後失蹤了。警察局長Boris Novinsky將此案交給了一位年輕的偵探，昨天還是實習生的Alina Novinskaya，他的女兒。原來，這個鎮上有一個瘋子，他窒息並毀容了看起來像Maria Sorokina的年輕女性。尋找Maria使她的丈夫Mark和Alina走到了一起。七年後，Alina和Mark擁有了一個強大的家庭。但是有一天，Mark出差，並在那裡遇到了一個看起來像他失蹤的妻子Maria的女人，兩者如出一轍。Mark無法控制再次淹沒他的情緒，並為了一個與他已故的第一任妻子如此驚人地相似的女人離開了Alina。與此同時，鎮上的年輕女性再次發生了謀殺案 - 一個早已被所有人遺忘的神秘瘋子再次出去狩獵。被丈夫拋棄的Alina返回警察工作，並開始尋找瘋子，這使她得到了一個令人震驚的發現。

A rich heiress, Maria Sorokina, goes missing after a quarrel with her husband. Boris Novinsky, head of the police station, entrusts this case to a young detective, yesterday's intern, Alina Novinskaya, his daughter. It turns out that a maniac who strangles and disfigures young women who look like Maria Sorokina operates in the town. The search for Maria brings her husband, Mark, and Alina together. Seven years later, Alina and Mark have a strong family. But one day, Mark goes on a business trip and meets there a woman who looks like his missing wife, Maria, like two peas in a pod. Mark is unable to master the feelings that have overwhelmed him again and leaves Alina for a woman who so frighteningly resembles his late first wife. Meanwhile murders of young women are renewed in the town - a mysterious maniac, already forgotten by everyone, goes hunting again. Alina, abandoned by her husband, returns to the police work and the search for a maniac, which leads her to a shocking discovery.

Вот уже несколько месяцев жители Озерска живут в постоянном страхе — в городе появился маньяк, который уродует и душит молодых женщин. После ссоры с мужем, богатая наследница Мария Воронцова пропадает без вести. Начальник отделения полиции, Борис Новинский, поручает это дело молодому следователю, вчерашнему стажеру и своей дочери Алине Новинской.

Una rica heredera, María Sorokina, desaparece tras una pelea con su marido. Boris Novinsky, jefe de la comisaría, confía este caso a una joven detective, la becaria Alina Novinskaya, su hija. Pero en la ciudad opera un maníaco que estrangula y desfigura a mujeres jóvenes que se parecen a María Sorokina.