The Flash [Barry Allen]; Professor Zoom [Reverse-Flash; Eobard Thawne]; Jim (male coroner; Gladys (coroner); Iris West; Kid Flash [Wally West] (second Wally West); Henry Allen; James Forrest; Kristen Kramer; Director David Singh; Hartley Rathaway; other unnamed birthday party attendees; The Flash [Jay Garrick] (flashback); Batman [Bruce Wayne] (flashback); Chunk; Green Lantern [Hal Jordan]; Multiplex [Danton Black]; Sally
Barry obsesses over the body of Prof. Zoom, convinced that he will come back to life. Iris and Barry's friends throw a birthday party, but Barry can't enjoy himself as he envisions Zoom killing all his friends before his eyes. Hal Jordan shows up at the party just in time for an attack by Multiplex, resulting in Flash and Green Lantern teaming up to stop him. Barry has Wally take Iris to safety, but they encounter a familiar threat.