All 22 episodes from the ninth season of the American police drama following the Intelligence Unit officers of the Chicago Police Department as they tackle cases involving murder, organised crime and drug trafficking in the Windy City. In this season, Burgess (Marina Squerciati) fights for her life after her kidnapping, Upton (Tracy Spiridakos) struggles to cope after shooting and killing Burgess's attacker, and Halstead (Jesse Lee Soffer) is forced to revisit his past when a former army comrade finds himself the subject of a police investigation. The episodes are: 'Closure', 'Rage', 'The One Next to Me', 'In the Dark', 'Burnside', 'End of Watch', 'Trust Me', 'Fractures', 'A Way Out', 'Home Safe', 'Lies', 'To Protect', 'Still Water', 'Blood Relation', 'Gone', 'Closer', 'Adrift', 'New Guard', 'Fool's Gold', 'Memory', 'House of Cards' and 'You and Me'.