The Devil Never Sleeps

Kazumi Nanase, a second-year high school student, meets a transfer student named Sho Amano.
　He looked exactly like the ghosts she often saw from an early age.
　Around the same time, a female ghost named Maria appears from her body.
　Maria says that when Kazumi was young, when she died, she entered her body and brought her back from the world of death.
　Since then, Maria has been sleeping in her body and has awakened now that she is fully grown.
　However, despite her appearance as the Virgin, Mary was actually a devil.
　Maria uses Kazumi's hatred to drive people to death one after another.
　Sho Amano, who has the power to exterminate the devil, struggles to defeat the devil that lives in Kazumi ... "