When a dangerous criminal from Lance's past escapes from prison, Felicity offers herself up as bait so Arrow, Diggle and Lance can capture him...but plans go awry.

A bomber nicknamed Shrapnel has set his sights on Sebastian Blood, and Oliver dons his mask to protect his newfound ally. Meanwhile, Laurel investigates Sebastian's aunt who is locked up in a mental institution, and Thea learns about Roy's newfound superstrength.

While Oliver deals with the pressure of Slade's threats against Oliver and his loved ones, Amanda Waller with A.R.G.U.S. recruits Diggle for a black ops mission. Diggle is happy to learn that he'll be working with his ex-wife Lyla... but not so thrilled that three convicts will be going on the mission with them.

A mysterious archer known as Komodo appears in town and begins skewering businessmen. Meanwhile, Oliver worries about Thea, which forces Roy to tell him the truth about why she left town; and Ray Palmer pursues Felicity. In a flashback, Oliver is assigned his first kill and the target is his best friend, Tommy.

A killer is murdering his victims and attempting to frame Ted Grant. The Arrow finally comes to his aid after Laurel protests her trainer's innocence. Meanwhile, Roy goes to Felicity for help determining if he killed someone under the influence of Mirakuru.

Ra's al Ghul sends Nyssa and her lieutenant to Starling City to inform Oliver that the League will kill 50 people a day until Sara's murderer is turned over to them. With time running out, Oliver finally identifies the killer... and realizes that he can never turn them over for execution. Meanwhile, Ray shows Felicity his new project.

While the Arrow tries to track down the imposter killing criminals, Amanda calls Lyla in for a Suicide Squad mission and Diggle insists on accompanying his new wife. However, the Squad soon discovers that their rescue mission isn't what they expected. Meanwhile, Ray learns that Oliver is the Arrow and sets out to bring him in for his crimes.

Oliver and Thea are concerned when a family friend plans to run for mayor. Thea starts to exhibit side effects from the Lazarus Pit. Felicity asks an employee for help with a business decision.

Team Green Arrow's ongoing battle with Damien Darhk is complicated by a shocking revelation. Thea's bloodlust returns and she loses control in front of Alex.

Oliver receives an offer from Nyssa that is hard to refuse. Meanwhile, Thea continues to battle the blood lust, Malcolm steps in to help his daughter, and Laurel has a heart to heart talk with Nyssa.

Oliver and Diggle learn that Merlyn is going to try to break Darhk out of prison. Meanwhile, Laurel gets a surprising offer and Felicity has a heart-to-heart talk with Curtis.