The True Red Dragon of Domination (Male Reader X High School DxD Harem)
Y/N Hyoudou, the most popular boy in Kuoh Academy, who is the boyfriend of Rias Gremory and also the wielder of a powerful Sacred Gear, that is one of the 13 Longinus, the Boosted Gear. And because of this, he got the attention of the most beautiful and popular girls in his school that aren't normal humans, but devils...