The CW has released the official episode synopsis for the season 7 premiere of The 100. The 100 Season 7 Episode 1 is titled “From The Ashes”.
The 100 7×1 “From The Ashes” Episode Guide
Clarke (Eliza Taylor) and her friends attempt to rebuild Sanctum as a new threat rises in the woods. Bob Morley, Marie Avgeropuolos, Lindsey Morgan, Richard Harmon, Tasya Teles, Shannon Kook, JR Bourne, Shelby Flannery and Chuku Modu also star.
Jason Rothenberg written the episode directed by Ed Fraiman. The 100 Season 7 Episode 1 airs on May 20 at 8|7c on The CW.