A body camera failure during an altercation between an officer and a civilian puts Frank on the defensive as the public lashes out at the police department.
Danny and Baez look into the deaths of three established community leaders whom appear to be victims of hate crime; Linda starts packing heat after an attack.
Charlie and Rex investigate a murder that seems to mimic a crime spree, so they try to stop the murderer before he can continue to copy the serial killer.
Danny discovers that a group of Army veterans are behind a robbery; Garrett and Gormley disagree on how to handle a street artist who caused a bomb scare.
Danny and Baez look into the murder of a hired killer who is shot by a homeowner while on the job; Erin has doubts about herself after an old case is reopened.
A murder takes place at a luxury building that is made affordable for residents; Frank steps in when a detective abuses his position using legal loopholes.
Erin is forced to bring a mafia informant back to New York for help with a double-murder case; Frank and Mayor Poole negotiate benefits for police officers.