The safety of Celeste no longer exists. Alexander and his forces are getting closer to victory every day. It's up to Melanie and her friends to save everyone, as well as keep a stable relationship with GD while Tayeang gets involved in a dangerous situation that can change everything.

Melanie belongs to a race of people that are being hunted by humans to the point of extinction. When she meets a guy named Jiyoung and his brothers, her and her friends join them to help save their race. But things get complicated as feelings bring out secrets from every corner.