Unlike most people, Melody cannot walk or talk, but she is smarter than most of the adults who try to diagnose her. Her classmates dismiss her as mentally challenged but Melody refuses to be defined by cerebral palsy.
Two scientists uncover a meteorite impact site in the Arctic tundra, but it kills one scientist and infects the other. A nearby base takes in the lone survivor whilst trying to understand what happened. The lone survivor may not be the person they think she is.