Hatsue was enjoying a happy life with her beloved cat, Mook, when a casual conversation with her mother sparked a realization: "I can't leave Mook behind and die alone!" Determined to find someone who could care for Mook in the future, she decided to dive into the world of matchmaking. Luckily, she discovered a Cat Matchmaking event hosted by a pet shop and bravely decided to join. There, she met Ikeda, a handsome man inexplicably adored by cats. While Hatsue hoped to grow closer to Ikeda for Mook's sake, he quickly saw through her true intentions for joining the matchmaking event—what will happen next?