Taja V. Simpson

Meredith struggles to balance her roles as a surgeon and a mother when she returns to work; Stephanie tries to impress Jackson's mother; Jo becomes overly involved with a patient.

The team, alongside the FBI and MI6, continue an international manhunt for an escaped British spy who has left one colleague fighting for their life in ICU.

Abby Sciuto joins the team when it appears that there is a link between the murder of an engineer in LA and the activity of a serial killer she has been investigating in DC.

When a cartel kidnaps a senator's daughter in Mexico, Lillian's investigation reveals a hitherto unknown connection between the cartel and her father.

When a recovering drug addict goes missing, his girlfriend turns to M&A, but interference from outside forces complicates the investigation; Sir uncovers a shocking secret about one of M&A's allies; one of the team members is critically injured.

Murtaugh and Riggs investigate a robbery at the city's gun buy-back program; Riggs finds an unlikely companionship in Ruthie.