An aerospace engineer is murdered and suspects abound. The investigation reveals a secret project she was working on.
While Alex and Noma try to learn the secret behind Julian's power, Gabriel meets with Michael and proposes an alliance. Meanwhile, Briathos tracks Claire to Gates' workshop, and David meets the rebels.
Alex searches for Julian's key in the hopes of recovering it and establishing an alliance with the ruler of New Delphi. Meanwhile, Michael realizes what Laurel must do for the sake of the town's celebration, and Claire asks the city engineer for help when Zoe escapes captivity.moreless
Cookie the police dog sniffs out a stash of heroin in a little girl's backpack, leading Russ and Milt to search for evidence to back their competing theories as to where the drugs came from and why she had them. Elsewhere, Jacocks does some digging into the reason Milt has been sent to Battle Creek while she's in Detroit for a training seminar.moreless
The NCIS team checks out a lethal hit and run to determine whether the murder was tied to a Navy recruiter's career or her role as a foster mother to two brothers. After bringing him into his home, LaSalle becomes concerned about his brother's welfare.moreless
Jim begins his new assignment at Arkham, but a mysterious assault on a prisoner gives him an unexpected case to solve. Meanwhile, Selena takes a sick Ivy to Jim's apartment, Renee begins to fall back into her old addictions due to Barbara, and Oswald gets a harsh lesson.moreless
The death of a Navy SEAL at a sorority house has the NCIS team searching a long list of motives and suspects. Pride's daughter, Laurel, drops by for a visit.
Carrie and Al's investigation into the death of a college dropout takes a surprising turn when they discover he had been living in an off-the-grid community on an abandoned island near Manhattan.
A murdered body washes ashore in the Hamptons, and Carrie and Al's boss offers them a "paid vacation" in his beautiful Southampton cottage, in order to help local law enforcement find the killer, who may or may not be related to a previous serial killer.moreless
Danny's assigned to take an anger management class after his handling of a case involving a 10-year old victim. Politics are the order of the day as Frank tries to help a young Turkish woman avoid persecution.moreless
The CSIs realize that the latest bodies discovered answer to some psychopath reenacting the game of CLUE in real life.
Carries loyalties are tested as she investigates a murder case involving her boyfriend's mob associates.
Carrie and Al scramble to find a key witness in a murder trial who vanished before being able to testify. The judge has given police only 48 hours to produce her otherwise the case against the defendant will be dismissed in its entirety.moreless
A bike courier, minus his bike, tumbles to his death down the 187th Street Steps and a man out for a jog is found impaled by a hunting arrow against a tree. There is no apparent connection between the two except for an unusual type of chewing gum. Meanwhile Mac and Jo try to get to the bottom of Sid's mysterious absences.moreless
Christmas with the Gusters is ruined when Gus' parents' neighbor is killed, a clue leads Lassiter to look at Mr. Guster more closely. Evidence leads the police into arresting Gus' mother too, and Shawn and Gus vow to get them out of jail.moreless