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Against the Wall
Abby Kowalski(Rachael Carpani扮演)原本是一个芝加哥单身女警察，一直梦想成为一个刑警侦探的Abby终于在考试中获得这个新职位，但对于出身一个警察世家的Abby将来，这也是她的一场噩梦，在家人反对声中，Abby与家人的关系变得慢慢疏远起来；对于刚进入警局内部事务所Abby最近开始发现跟随自己工作的警察在意见上有很大的分歧，包括自己父亲Don(Treat Williams扮演)，以家中同是警察的三兄弟；面对家庭和工作两者之间的抉择，Abby依然坚信自己能成为一个合格的刑警侦探，同时她还要处理好与家人的关系。
Chicago Internal Affairs detective Abby Kowalski investigates crimes in the department. In the opener, Abby, a beat cop, accepts a promotion to detective in Internal Affairs, which doesn't sit well with her family of cops.
Richie shoots a teenage boy in the line of duty. Meanwhile, Abby works with one of her heroes in a case involving a mob mole.
An ex-con accuses some police officers of harassment. Meanwhile, Abby is propositioned by the detective investigating Richie's shooting of a teen, and Sheila visits the mother of the boy Richie shot in an attempt to cope with her own grief.
A woman's corpse disappears from the coroner's office and turns up in a twisted Internet video. Abby and Lina search for the body to ensure that the murderer doesn't go free.
Abby and Lina investigate a stripper's murder and discover she was killed at a private cop clubhouse where Don is a member. Meanwhile, Richie learns about Brody and Abby.
Abby and Lina investigate an officer who is accused of stalking his police psychiatrist; Richie's new partner challenges his loyalties and ethics; Abby's relationship heats up.
When a man collapses in front of her, Abby attempts to give him CPR; Donnie tries out for the SWAT team.
Abby and Lina investigate the erratic behavior of a crime scene photographer, which leads them to take over the investigation of a murdered model.
Abby and Lina investigate a fellow Internal Affairs detective; Brody seeks advice on how best to woo Abby.
Abby and Lina are sent to investigate when a young girl is trampled during a brawl at a wedding; Don recognizes Mackie's new man as someone with a shady past.
Abby and Lina investigate a complicated case involving the suicide of a police officer; Mackie and Abby's brothers plan a surprise party for Abby.
When Shelia hires ex-convicts in her bakery, Don starts to get worried about what the consequences could be for their family. Lina and Abby attempt to uncover what went wrong at a hazing of a recruitment academy in Chicago.
When Don's ex-partner Paul is investigated for the death of his wife, Abby and Lina look into how she really died, which may lead to Don's old cases being reopened. Meanwhile, Lina worries if her partnership with Abby will change after the birth of her baby, and Abby's relationships with Danny and Brody heat up.
