Brenda Johnson arrives in L.A. where she faces resentment from her peers and squad during her first investigation - a woman beaten to death, whose suspected murderer has disappeared along with all evidence of his existence.
Brenda forms an alliance with a man while searching for a sniper, but her trust is put to the test when he manipulates and out-maneuvers her, causing a gang backlash.
Brenda's investigation into the murder of a psychiatrist and the drug trial he was conducting is disrupted when Pope leaks confidential information that Flynn uses against her.
Brenda's investigation into the rape and murder of a young girl begins to affect her emotions, and in order to close the case she makes an unlikely deal.
The investigation of the murder of a Middle Eastern businessman and his bodyguard is complicated by the FBI who believe the case to be related to terrorism.
Brenda is asked to help keep a criminal imprisoned when the woman he was convicted of murdering shows up recently dead, and her actions alienate everyone. Meanwhile, Captain Taylor makes a fateful decision about supporting one of his men.