The sacred gear system had one fatal flaw. When Issei is killed by Raynare, he awakens the memories and powers of Ddraig stored within the Boosted Gear. Now, he will rise again as the servant of Rias Gremory and, more importantly, as the Red Dragon Emperor! Issei is Ddraig. DevilDragon/Less perverted Issei. Issei x harem.