Provider: Eastern (ET) Change
Danny and Baez team up with Russian operatives to search for a dangerous man who entered the U.S. on a diplomatic visa. Meanwhile, Frank gets involved in with a case concerning the archbishop; and Erin needs to figure out who tampered with her evidence.
Oliver makes a bold move against HIVE when the city is attacked. Meanwhile, Malcolm checks in on Thea and leaves her with a warning; and things take a horrible turn when Damien Darhk retaliates in a brutal manner at Oliver's mayoral holiday party.