A trip to Jusenkyo is on the line!  Actually, its any resort as a hot springs has a big obstacle race with the prize being a trip to another resort of the contestant's choice.  The whole cursed gang enters, however unbeknownst to them, but knownst to us the resort is trying to stop anyone from winning, as they cannot afford to pay for the prize.

Sentaro Daimonji begs for Ranma and Akane's help after his grandmother, the matriarch, announces her intention to take a stand.