Miami Ryuu

For as long as he can remember, Ichigo Kurosaki has been able to see ghosts. But when he meets Rukia, a Soul Reaper who battles evil spirits known as Hollows, he finds his life is changed forever. Now, with a newfound wealth of spiritual energy, Ichigo discovers his true calling: to protect the living and the dead from evil.

St Marris Academy is a facility training youma-hunters. Within their ranks are 3 elite students, Hikaru, Seira, and Yuki. A fierce battle unfolds when the youma Balmus invades the campus. However, the three are defeated when they are attacked by Kotone, a teacher at the Academy subjugated by the youma.

After the death of his grandfather, Yoshisuzu Shougo moves into the mansion left to him. He lives there with Otosumi Youko, the maid. Shougo often has sex with Youko, but, while in the half asleep state following orgasm, he always sees a vision of a beautiful girl. The girl's name is Reiko, whose picture adorns a wall within the mansion.