[s8e2] White Knuckle -

Atwater discovers a hidden wire in his home, proving the harassment from fellow officers is escalating.

Intelligence eventually discovers that Billy was telling the truth about an intruder. The real killer is identified as Tim Rollins, who stabbed Isla during an argument while both she and Billy were under the influence of drugs. Character Subplots [S8E2] White Knuckle

The central investigation involves Billy Braddem, the son of an influential former police officer turned alderman. Billy is found at a crime scene cradling his friend, Isla, who has been fatally stabbed. Atwater discovers a hidden wire in his home,