The team investigates the death of an exotic animal veterinarian, uncovering a complicated love triangle in the process. Work interferes with Karadec's dating life, while Morgan follows a parental hunch about her teenage daughter and snoops on Ava.

Morgan agrees to show Ava around the LAPD, but things quickly take a dangerous turn when the precinct is held hostage by the friends of a recently convicted man. Can Morgan and the detectives outsmart their captors and lead everyone to safety?