Leona rescues a mysterious girl, Flea, who escapes from the pursuit of the demon king Garunte. The next day, Flea transforms herself as Mika, a transfer student, but is attacked by Hysteria, a PTA demon under Garnte’s command, when she realizes her true identity. While Leona bided her time, Mika (Flare) escaped the difficulty with the help of Sanpei. Garnte, who really wants to get his hands on Flea, lends his strength to Hysteria to resurrect the demons who were defeated by Leona in the past! Leona is facing eight demons at the same time, a formidable foe even if only one is present. She succeeds in getting Flea and Sanpei away, but they are beaten to perfection and taken away! The demons are trying to find out the whereabouts of Flea, carrying past grudges and blaming her! How is Leona’s fate?