Assassin's Spy (Sanegiyuu)

"Our main goal is to thwart DENON. Let's try not to get killed please?" Tomioka works as a spy in the organization SLAYER. The organization was put together so they could destroy DEMON, which wouldn't be easy. There was a few of them and a lot of demons. Shinobu and Tomioka go first hand against slayer, making them me...