Callum Seagram Airlie

Deadshot returns to Starling City after taking down a U.S. Ambassador and six others overseas. By keeping tabs on A.R.G.U.S.'s manhunt for the assassin, Oliver, Diggle, and Felicity learn that a sting operation is underway to capture Deadshot -- alive. Diggle is determined to see his brother's killer dead, with or without Ollie's help. Meanwhile, Laurel takes drastic steps to protect a young witness, exacerbating friction between Tommy and Oliver. Later, Roy Harper unconventionally pursues all leads to find his new hero, but runs afoul of Detective Lance. Back on the island, Oliver recalls how Shado helped him incrementally gain confidence with a bow and hit the target for the first time.

Ten years after the animals have been cured, a new threat rises in the form of `the hybrids', an army of unstoppable lab-made creatures focused on destroying mankind.

Claire and Sean cross paths with a man who had a dangerous encounter with Drill more than 30 years earlier.

Sean, Claire, Wes and Lena look into the past of the man who first encountered Drill over three decades earlier -- before Drill murders him.