The CW has released preview images and an official description for the Tuesday, May 21 episode of The 100.
The title of the episode is “The Face Behind The Glass” and a very vague description can be found below.
CLARKE MAKES AMENDS – Clarke (Eliza Taylor) embraces the traditions of Sanctum and tries to make amends for her past actions. Bob Morley, Paige Turco, Marie Avgeropoulos, Lindsey Morgan, Richard Harmon, Tasya Teles and Shannon Kook star. The episode was directed by Tim Scanlan and written by Charmaine DeGrate (#604). Original airdate 5/21/2019.
UPDATE: Now that the episode has aired, The CW has released some more photos… find them below!