The investigation into Harrison Wells brings another crossover episode!
Joe and Cisco take a road trip to Starling City to investigate the car accident that Dr. Wells was in with Tess Morgan.
While there, Joe enlists the help of Captain Lance and Cisco has a run-in with Black Canary, who asks him for a favor.
Meanwhile, back in Central City, Barry races to catch a meta-human named Hannibal Bates who can transform himself into every person touches — even The Flash.
The Flash is new EVERY WEEK all the way through to the finale!
Catch this episode tonight at 8pm.