I hate it! I hate it!" "What a coincidence. The two people who used to belong to the organization of the opposite different ability people and killed each other for the purpose of feuding with each other. Saikawa Wolfman, known as the "Feather Hunter," and Yanagira Ritsuka, the most powerful different ability called the "White Demon. The two spend their days washing blood from their veins and have no real social experience. After the dissolution of the organization, they somehow became married after a lovey-dovey relationship! They are now such a couple that they kiss every morning on the way to the office and say "see you later". But even these two who live such a sweet life have secrets and worries that they can't tell each other...?