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.

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.

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 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.

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 team investigates a mysterious young girl who was found attacked on a beach. Meanwhile, Morgan begins to let her guard down on her date with Tom, and Soto comes one step closer to finding out what happened to Roman.

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.

Soto reopens an old murder case in the famous Donovan family, determined to uncover the true killer in classic “whodunit” style.

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.

A wild office party at a high-profile medical technology startup leads to the shocking murder of the founder and CEO, and Morgan and the team are on the case. Meanwhile, a new co-worker at the precinct catches Morgan's eye.

A famous baseball newscaster is murdered, and the team is on the case. Meanwhile, Soto and Morgan meet with a potential lead to discuss Roman's disappearance, and Tom has some personal news to share with Morgan.

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.

A nanny is found bludgeoned to death in the park. Elsewhere, Morgan interferes when Elliot admits to not being invited to his classmate’s party.