Fubuki, a female ninja named Yukiko Kurine, infiltrates Asuyama Academy to solve the disappearance of a female student. Fubuki harbors suspicions about the school principal, but has trouble finding evidence. One day, a snowstorm encounters suspicious men in the school building at night. Fubuki fights to capture the men and find out the truth about the incident, but then a monster appears. A blizzard that fights bravely. However, monsters are tough and outnumbered. Will the female ninja, Fubuki, be able to grasp the truth behind the incident and help the schoolgirls...? ! [BAD END]
