The prize of a giant obstacle course race is a trip to China.  Ranma intends to win this race, however so do the rest of his family and "friends".  

Ukyo is tired of being treated by Ranma as "One of the guys".  She decides to change up her clothing and present more feminine.  However, a commotion is caused by this; not only among the boys in school, but also Ranma's other suitors, who don't care for the competition.