When Manaka Makoto, a young salaryman of 24, wakes up one day after an odd dream, he realizes he's transformed into a stunning woman who has irresistible seductive powers with universal appeal. A mystical being informs Makoto that the only way to switch back to his male anatomy is to experience sexual stimulation while disguised as a woman, a task that proves to be quite challenging. After many failed attempts, Makoto is over the moon when he finally succeeds, changing back to his original state. Although he's crestfallen to discover that becoming intimate with someone will result in his gender juggling, with only a few exceptions.