Dark Soul System(DxD)

Adrian Blake is a 60-year-old retired army vet. He lost his right leg in The Gulf War and unlike others loved his time as a soldier. But what did he get for it? A county that seems to hate his guts. He saved enough to live in his youth to spend his day. He spends it on anime and comics. Until he met her and his blood-filled adventure. (THIS IS A HAREM NOVEL)