The town is shocked with a brutal double murder. The Courier hands the case to an experienced journalist - Witold Wanycz. At the same time, he learns about the mysterious suicide of two teenagers. Together with Piotr, a young journalist, they start their own investigation.
When a young woman's murder shows similarities to a decade-old cold case, a new police commander must break the silence permeating an Owl Mountain town.
A young girl is murdered near Opole. Terrifying body mutilations and marks left in place indicate ritual murder. The matter is being dealt with by Commissioner Agnieszka Polkowska. Due to the extraordinary cruelty of the crime and the suspicion that the perpetrator may be a serial killer, the case is interested in the Provincial Headquarters. Polkowska, to her dissatisfaction, is assigned to the investigation of Commissioner Tomasz Mrówiec. At that time, Piotr Wolnicki, lectures on religious studies at the Opole university. He permanently works and lives with his family in a beautiful home. Already at the beginning of the academic year, the man chooses his humble and intelligent student Ewa Banach as his favorite. The girl does not know that her lecturer hides a dark secret.
Three-year-old Nikola Szlezyngier disappears in unexplained circumstances and her parents Angelika and Dawid are the main suspects. Angelika contacts an old friend Joanna Chylka, a brilliant, cynical and successful lawyer to help. With her new apprentice Kordian, Joanna will try to bring the case to a happy close.
