Kinnosuke and his daughter Kaori from Daikoku School pay a visit to the Tendo Dojo. While Kinnosuke and Soun argue over who gets to adopt Ranma, Kaori challenges Akane to battle!
A package from China is delivered to Ranma with a cat inside. For some reason, the cat seems to hate only Akane. On the other hand, Ranma is deathly afraid of the cat!
Shampoo falls into the Maonichuan, or the "Spring of Drowned Cat," while training in China. She blames her cat transformation on Ranma and demands that he marry her. Ranma struggles to fend off Shampoo and her great-grandmother.
Ever since Shampoo's great-grandmother struck Ranma's Full-Body Cat Tongue point, Ranma is unable to change back into a man! And now, she challenges Ranma to master the Chestnuts Roasting on an Open Fire technique.
A man named Mousse arrives from China. He expresses his love for Shampoo but is quickly turned down. Mousse then challenges Ranma to a duel over Akane.
Ranma and the others go skiing, and Shampoo's great-grandmother holds a Martial Arts Carry-the-Snowman Race, where the grand prize is Shampoo! Furthermore, she's holding the Phoenix Pill!
"P-chan is gone!" As Akane panics and searches for P-chan, a pretty girl named Azusa Shiratori appears with P-chan in her arms. Akane and Azusa decide to have an ice-skating battle with P-chan on the line!
Azusa's partner, Mikado Sanzenin, lands a kiss on girl-type Ranma, which infuriates him into challenging Mikado to battle. After taking Ranma's attack, Mikado unleashes his special move "The Dance of Death"...
Ranma proclaims, "Akane is my fiancée!" during the skate battle match. The pair Azusa and Mikado showcase their special technique: the unbeatable couple cleaver, "The Break-Up Merry-Go-Round"!