A single mom with an exceptional mind is recruited to the LAPD Major Crimes unit, where her unconventional knack for solving crimes leads to an unusual and unstoppable partnership with a by-the-book seasoned detective.

As Morgan and the detectives adjust to her new role as a consultant, they investigate the attempted murder of a tap dancer and discover things are not quite as they seem. Meanwhile, Ava learns more about her father, and Morgan surprises her kids.

Morgan's intellect and cleaning experience prove useful when the detectives are called to a hotel room murder scene, eventually uncovering the victim's many cons. Morgan navigates Ava's dating while Soto reveals details about Roman's disappearance.

Morgan is excited to get her official LAPD badge despite Karadec's reluctance. The detectives work tirelessly on an emotional missing children case, which hits close to home for Morgan and sends her mind into overdrive.

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?

The FBI joins the investigation into the murder of a controversial tech magnate, forcing Karadec to reunite with his former partner. Meanwhile, Ludo becomes overwhelmed with his increasing childcare duties.

An anonymous tip to the LAPD sparks an unusual multiple-victim kidnapping investigation, forcing the team to rely on board games and puzzles to track down their suspect.