After his clash with Happosai, Ranma manages to get his hands on the Crimson-Moss Urn. After deciphering its code, Ranma and the others find themselves at the Cat Café in search of the Golden-Moss Urn.
Ranma 1/2 37: It's a Fine Line Between Pleasure and Pain
Ranma 1/2 38: S.O.S.! The Wrath of Happosai
Ranma 1/2 39: Kissing Is Such Sweet Sorrow! The Taking of Akane's Lips
Ranma 1/2 40: Bathhouse Battle! We're in Some Hot Water Now