In the family of Hanamura, it's been passed on from generation togeneration -- the ability to lure and woo any man with a mysteriouspheromone-like essence called Choukou, the "Scent of a butterfly."This mysterious and powerful ability was meant for the woman of the Hanamuras, but was passed on to Yuzato, the son of the family. He is a professor at a localacademy, and thanks to this ability, his life has been nothing but a string ofcomical events...