At Onin High School, a trio of schoolgirls who battle paranormal entities face off against "erotomaniac spirits" that have possessed the female students with insatiable desires.

Ultraman Nice arrives from the planet TOY-1 in a series of infomercials (1-minute toy commercials) presented during the 1999 Japanese reruns of Ultraman Tiga. The 1-minute spots, advertising the wide variety of Bandai Ultraman toys and other merchandise, actually do have a storyline, along with some surprise guests. Throughout the series, Alien Zagon and his monsters attacked Earth for the Bandai figures. However, at each attack, Ultraman Nice managed to defeat them and, at the end of the series, the aliens were finally vanquished