Comic book series : Valerian and Laureline

When a rogue planet threatens a new Human colony, Valerian and Laureline are sent to investigate and discover a barren, rocky surface... and a whole world beneath it! The people who live inside Zahir have never seen the stars. Divided along gender lines, torn by a senseless and bloody war, they are unaware that their planet is hurtling towards disaster. To stop it, the two agents of Galaxity will have to infiltrate both sides and force reconciliation.