Lance learns a prison named Barton Mathis, whom he put away years in the past, broke out of jail in the course of the quake and is again to torturing and murdering ladies. Felicity gives herself as bait so Arrow, Diggle and Lance can catch this villain, however the plan goes awry. Livid, Mathis kidnaps Laurel in retaliation and plans to homicide her whereas Lance watches. In the meantime, Thea and Oliver are shocked when District Legal professional Adam Donner seeks the loss of life penalty for Moira. Oliver asks Roy to assist him discover the Canary.