The Demon Inside
After losing his childhood memories, Yuichiro Ichinose is now adopted by Guren and Shinya, who decided to leave his childhood memories behind.
Due to the new existence called ghouls, most schools throughout the globe where a boys only, seeing now that females were now rare and held more precious to keep the existence of humans alive.
Yuichiro, also known as Yuu is moving to a new school, with many new characters to meet, including a boy named Mikaela Hyakuya, one of the most popular kids in school.
Mikaela Hyakuya has taken a fancy towards Yuu, but decided to only show his true colors to him and him only, while holding very dark secrets.
How will Yuichiro react to finding out Mikaela is actually a ghoul himself.