THE DEVIL IS IN THE DETAILS, AND IN THE FAMILY!It's summer vacation, and the adorable demon Kanan decides to take her boyfriend, Kyougi-kun, back home with her to meet the family! Together with the saint, Jeanne, they travel to the Demon World, where Kanan's unique family awaits them. With a mother who's afraid of men, two little sisters who are total opposites, and a father who's more than ready to put them through the paces, their summer is sure to be devilishly chaotic!