Yachi Haruaki is a high school boy. He has a natural resistance to curses, so his father Honatsu sends him cursed instruments called "Worse" to let him break the curse. One day, Haruaki receives a black cube...

One day, the high school student Yachi Haruaki receives a mysterious black box sent by his father from abroad. It is a "Cursed" object, which can assume human form. The black box, whose name is "Fear", came ...

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 be...

Severely allergic to felines, Yuuto Amakawa spends his mornings nursing a drippy nose courtesy of his friend Rinko’s cat. But on his sixteenth birthday, it’s not just Rinko’s pet that’s riling up his...