The Shadow and the Assassin (Warhammer 40k x The Eminence in Shadow)

The temple assassin was sent on a secret mission, his name is Seth, and he is a sniper assassin of an unknown origin. He was sent by Alexander(from the Experiment story) to go and take out this so-called cult of Diablo in another world where he created a portal. Alexander quickly made contact with the Darkus empire which hadn't been invaded by the Asterian empire. which the Asterians take over Midgar and Orianna, that he must be careful not to run into those forces for that he must not engage them but if they attack him then he engages.