Markus Haglund is a criminal law professor fond of liquors, promiscuous relationships, and disobeying superiors. At Uppsala University near Stockholm, he establishes a class of four law students: Anna Sjöstedt, Fia Jönsson, Belal Al-Mukhtar, and Roger Andersson, called Oskyldigt dömd (Innocently Convicted), dealing with cases where persons are already sentenced and imprisoned, assisting the convicted in fighting for their innocence and freedom.