Oliver and Diggle learn that Deadshot is alive and targeting Malcom; Tommy refuses to attend a benefit honoring Malcom; Oliver tries to balance his relationship with McKenna and his duties at Arrow.
Oliver and Diggle must stop the Dark Archer from unleashing vengeance on the Glades; as Thea searches for Roy, she accidentally puts herself in the line of fire.
Malcolm tries to end his dealings with Dr. Brion Markov and his team; Moira and Oliver receive a number of unwelcome visitors; Laurel makes a decision.
Having a hard time making amends with Diggle and Tommy, Oliver decides to focus his energy on crossing another name off the list; Tommy reveals a shocking truth to Laurel.
When Deadshot returns to Starling City, Diggle intends to kill him -- with or without Oliver's help; Laurel's attempts to protect a young witness increase friction between Oliver and Tommy.