One day after school, Issei gets a big surprise from Akeno! Since then, Issei finally began building the harem he always wanted. Issei x Huge Harem. Combines hotness with comedy, and also includes some action. Rated M for adult content such as language, violence and lots of lemons. Co-written with DemonHide. Continues in the one-shot fanfiction: "TWBDTT: Grand Finale".