Ripley and Zoe are survivors in a world burned to ashes by the spacefaring Dragoon Swarm. Together with an alien child they rescued, they fight tooth and claw to secure food and water, and evade the toxic fumes that begin to fill the sky.
An alien child has awakened from the pod ejected by a Dragoon. Seeing the fear in her eyes, the girls attempt to communicate and learn about her origin.