A Soldier from HECU was attacked by Alien's of Planet Xen.In the end he used a experimentel Weapon to escaped from them, but he don't get to thier Planet, more to unkown Planet called Remnant. What will he do and what side he going to chose. ( I don't own Operation Black mesa/Half-life Opposing focre and RWBY or the Picture only the OC) (Bad in English have little bit Mercy)
