In the distant future, aliens and humans find themselves in turmoil. Wars have broken out across the galaxy, and it seems like much of the fighting is caused by a mysterious project to create super-soldier hybrids.

One such super-soldier is Grey, a human boy who is kidnapped by an alien resistance force from his asylum sanctuary. Grey and his companions must struggle to define what it means to be human before they are destroyed by the forces which seek him for their own ends...