Ranma Saotome is a Japanese teenager who practices martial arts. He comes to China's Qinghai Curse Spring Village (a fictional place) to practice. He accidentally falls into the "Nangdong Spring" (female drowning spring). As a result, he will turn into a girl when encountering cold water and revert to a boy when encountering hot water. And his father, friends, etc. Also transformed into pandas, little black pigs, cats, ducks, etc. Because they fell into different springs. And he met his childhood sweetheart Ryoga Hibiki while living in the Tendo Dojo, and the story of the two teenagers unfolded... (Note: Originally written by Takahashi Rumiko, the author of "Ranma 1/2")