A war between heaven and hell is raging on Earth—and hormonal fury is raging in Issei's pants. Enter curvy redhead Rias, president of The Occult Research Club: a club that doesn't actually research the occult. They are the occult—and Rias is a Devil!
Source: crunchyroll
ISHIBUMI Ichiei
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From Yen On:
I’m going to make this school my harem!
When a cute girl asks Issei out, he believes his twisted fantasies are finally coming true. Too bad the girl sprouts a pair of black wings and stabs him with a spear on their first date! Saved by his school’s number one beauty, Rias Gremory, Issei is transformed into a demon and made her servant. Issei hopes to rise through…
From Yen Press:
When unlucky high school letch Issei is murdered by his first-ever girlfriend on his first-ever date, who should jump to his rescue but the hottest girl in school, Rias-senpai! She informs Issei that he's been reincarnated as a demon and that it's about time he got to work-for her! Caught in the bosom of an age-old war between angels and demons, Issei soon…