The CW has released the official plot synopsis for the April 26 episode of "The Flash," titled "Back to Normal."
As the synopsis indicates, the episode sees the debut of comics character Griffin Grey -- a good friend of Impulse/fourth Flash, Bart Allen -- who appears as a metahuman on the series, and kidnaps Harrison Wells when he mistakes him for his Earth-1 version.
RELATED: "Arrow's" Katie Cassidy to Guest Star on "The Flash" and "Vixen"
Check out the synopsis for "Back to Normal" below:
THE FLASH "Back to Normal" - (8:00-9:00 p.m. ET) (TV-PG, V) (HDTV)â€‚â€‚WELLS IS ATTACKED BY DC COMICS' CHARACTER GRIFFIN GREY - A meta-human with super strength named Griffin Grey (guest star Haig Sutherland) mistakes Harry (Tom Cavanagh) for Earth-1 Harrison Wells and kidnaps him, demanding that Wells cure him from his current condition.â€‚â€‚Realizing another brilliant Wells could help track Griffin's location, Barry asks Jesse (guest star Violett Beane) to help.â€‚â€‚Meanwhile, Wally (Keiynan Lonsdale) corners Joe (Jesse L. Martin) about The Flash.â€‚â€‚John Showalter directed the episode written by Brooke Roberts & Katherine Walczak (#219).â€‚â€‚Original airdate 4/26/2016.
"The Flash" airs Tuesdays at 8/7c on The CW.
Arrowverse: Crisis on Infinite Earths Will Address Flash Disappearance