How to call the forest

After an elderly lady is brutally murdered in her home, psychologist Martin Stein is once again called in by Captain Patricie Charvátová to assist with the investigation. Who among her loved ones could have committed such a savage murder? Or was it a stranger? No one can understand why the perpetrator chose a completely harmless woman, let alone such a bizarre method of killing. Martin now faces a crucial task – to understand the killer's mindset and uncover their motive.