Judging by the lighting, this looks like it's happening in the speed force. The last few times Barry met Joe's doppelganger, he wasn't a huge fan of the speedster. Will he have better luck with this version?
Eddie: Choices have consequences. I'm afraid we can't let you make anymore choices like that. Barry: Wally is just a kid. Eddie: He's a Flash. He made his choice. Now he has to live with it. Just like you do. Barry: I'm not going anywhere until Wally's free. Eddie: Then be prepared to spend an eternity in here.