Japan, 1966. Saya is part of a secret team destroying daemons. She is sent
undercover as a student at the Yokota Air Base in Fussa-shi, Tokyo, just before
Halloween. She discovers that two of her classmates are vampires in disguise
just as they are preparing to attack the school nurse; meanwhile, her colleagues
have discovered another vampire acting as a bartender in the local red-light
district. A spectacular battle ensues.