Did Oliver and Felicity find a solution to defeat Darhk?
That was their goal on Arrow Season 4 Episode 20 as they continued to reel from Laurel's death.
Meanwhile on this superhero drama, Diggle got a lead on Andy's whereabouts and set out to confront his brother about everything he's done.
Also, Alex decided to treat Thea by taking her on a vacation, but it quickly descended into chaos.
Use the video above to watch Arrow online to get up to speed with the latest developments from this CW drama.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.