The stray cat (him) I picked up is a good-for-nothing… yet a perfect husband material!? Harune Sakurai is a career-focused office lady devoted to her work. But that image is just a façade to hide her past failures, leaving her with an emptiness she can’t quite fill. One day, she encounters a man collapsed in front of her home—dressed in a black hood and mask. The man, Ao, presses her with the words, “Take me in,” and thus their cohabitation begins, with him as both her pet cat and her make-believe boyfriend… As they share soothing and sweet moments together, while overcoming a few ups and downs, the distance