Megumi and her self-styled rival Keiko have agreed to a competition to determine who's the most womanly: find Tengu mountain and the treasure rumored to be hidden there. Their friends Miki and Yoshimi join in, and each is allowed a partner chosen by lot. Keiko, in what she sees as a stroke of bad luck, draws Meg's hapless pal Ichiro. As for Megumi, she has to wonder what sort of luck has hit her when she's paired with Genzo. Her hulking admirer just can't seem to avoid attracting trouble!