Oliver’s confidence is shaken after being beaten by the Dark Archer and he takes a break from being Arrow. However, when Laurel calls Arrow for help investigating a firefighter’s suspicious death, he reluctantly agrees but his hesitance while fighting almost costs him his life. Meanwhile, Tommy throws a benefit for the firefighters and Thea tries to lift Moira out of her depressive state.
When an up and coming DJ is killed at a pop star’s album release party, Beckett and Castle must dive into the raucous world of New York’s music industry. Then, when the investigation leads to a troubled teenager, Esposito takes the kid under his wing, hoping to put him on the right track before it’s too late.
When Robin learns that Barney never asked her father’s permission before proposing, she insists that he seek his approval before announcing their engagement. Meanwhile, Ted keeps his feelings concealed by throwing himself into planning their wedding.
In the Season 2 premiere, the aftermath of the sexual-harassment scandal leaves Marty and his Pod adjusting to a new corporate culture at Galweather Stearn, where the interim CEO entrusts consummate closer Marty with sealing a big deal. Later, a boozy night on the town leaves Jeannie reeling, while Marty’s relationship with Roscoe is in need of some repair.
Will, Diane and Alicia help Elsbeth Tascioni when she is arrested. Eli and Jordan give Peter conflicting pieces of advice.
Lisbon believes that the death of a geologist is the key to bringing down Tommy Volker, while Jane looks into the disappearance of a young boy.
A recently paroled master thief assumes the identity of Lucas Hood, sheriff-in-waiting of Banshee, Pa. Keeping his history a secret, Lucas befriends boxer-turned-bartender Sugar Bates, and settles into his new life as Banshee’s sheriff. Lucas inadvertently gets tangled up in the rampant corruption of shunned Amish gangster Kai Proctor, while keeping a vigilant eye out for Mr. Rabbit, the New York mob boss who wants revenge against Lucas and former partner and lover Carrie for the jewel heist that landed Lucas in prison.
As time dramatically ticks down, Peter, Olivia and Walter stop at nothing to save the universe from Observer rule. Walter enters the infamous deprivation tank in an attempt to uncover a key piece of information about the mysterious figure, Donald. Meanwhile, Captain Windmark sets out on a revealing mission of his own as long-standing questions are answered.
Sherlock is reunited with « M. » a British criminal who appears to have followed Sherlock to New York. Meanwhile, Joan has reservations about leaving Sherlock and taking on a new client.
With Huck being held under the Patriot Act, Olivia and the team get unexpected assistance from an old friend. Meanwhile, Olivia helps Mellie out of a very compromising situation that could affect Fitz’s future, and her relationship with Edison reaches a boiling point.