In a family of six where everyone has Chuunibyou, the protagonist's grandfather is extremely Chuunibyou and is determined to become the king of delays in the cartoonist world! Just before the delay time is about to surpass the famous delay king in history, the comics editor who can't bear it sends a professional two-dimensional police to end the grandfather's project, and finally faces the embarrassing situation of no one taking over and hitting a wall everywhere.