Under the care of her adoptive family, the protagonist Saya Otonashi had been living the life of an anemic amnesiac, but otherwise ordinary schoolgirl. However, her happy life is shattered when she is attacked by a Chiropteran, a hematophagous bat-like creature that lives by feeding on human blood.
REMINDER : All characters should be played by actors of specific and appropriate ethnicities and nationalities ( example : Saya and Diva being japanese etc. )
