Detective Lieutenant Everett Backstrom is an unfiltered man. After a five-year exile to the traffic division for offensive behavior, he returned from shame to lead the new S.C.U. Activated by navigating the most sensitive and serious cases of the city, he must solve every crime as he tries and fails to change his own self-destructive behavior. Based on renowned Swedish criminologist and writer Leif G.W. Persson hit a series of books of the same name.