When an average college student, Tarou, gets whisked away to another realm by a peculiar elderly wizard, he discovers his incredible magical prowess of 8 million. In a surprising turn of events, he uses this immense power to bring back the old man but in the unlikely form of a frog. This marks the start of the bizarre escapades involving a boy with extraordinary magic abilities and Kawazu, the once-mighty magician now reborn as a frog.