Briscoe and Curtis have a hard time finding cooperative witnesses when investigating the murder of a college student at a rough biker bar.

Frank gets into trouble with two goons he owes money. Fiona asks Sheila to take care of Liam while she spends a night with Steve, and Ian tries to stop…

Fiona tries to prove the Gallagher home is suitable for rehabilitating a delinquent after receiving a letter from Carl’s teacher; Lip gets busted taking the SAT for fellow students in…

When Liv consumes the brain of a vice detective who doesn’t play by the rules, her newfound recklessness gets her into trouble. Meanwhile, Major is coming really close to discovering…

Ed and the Orville crew encounter a massive vessel adrift in space, which is in danger of colliding with a star. While some of the crew set out to help…

Mark finds out Cynthia has moved. Carter’s cousin Chase is brought in because of a heroin overdose. Doug and Kerry clash after she found a flaw in his study.

Gibbs calls on the team to assist DEA Agent Luis Mitchell with a case that keeps going cold, but DiNozzo discovers there is more to Gibbs’ personal connection to the…

The Flash goes up against Farooq aka Blackout, a metahuman who can harness electricity.

Red and the FBI try to stop a dangerous messenger (Robert Knepper) whose appearance is unknown; Liz is thrust into a kidnapping plot.

A master hacker dubbed Clock King coordinates a series of raids on banks in Starling City, and his skills prove a match for Felicity. Meanwhile, Laurel’s grudge with Sara continues…