When a visit to a wilderness temple famed for its mushroom dishes ends up with Ranma and Akane eating Mushrooms of Love, Ryoga and Kuno must struggle to get the antidote to them before the effects become permanent - even as Mousse tries to ensure they succumb to its effects.

A vat of forbidden, blue wine is having a strange effect on Picolet Chardin, the masterful monsieur of martial-arts dining, having characteristics of a vampire. Fearing for her charge, Madame St. Paul pleads for assistance, but later regrets in doing so.