On a snowy winter morning, an abandoned shipping container is discovered near Reykjavรญk. Inside are the bodies of five young women - one of them barely alive. As Icelandic Police detective Danรญel struggles to investigate the most brutal crime of his career, รrรณra looks into the background of a suspicious man, who turns out to be engaged to Danรญel's former wife, and the connections don't stop there . . . Danรญel and รrรณra's cases pit them both against ruthless criminals with horrifying agendas, while รrรณra persists with her search for her missing sister, รsafold, whose devastating disappearance continues to haunt her. As the temperature drops and the 24-hour darkness and freezing snow hamper their efforts, their investigations become increasingly dangerous . . . for everyone.