Shiratori Nagisa, a pink‑haired idol singer, is constantly urged by her dad to recruit new students for the family dojo. Seeking a normal childhood, she cuts her hair and disguises herself as a male high‑schooler. As "Ootori Nagisa," she enrolls in a shabby school and falls for the rival campus"s gang chief, Nosaka Akira. She soon learns that Nosaka‑kun admires Nagisa the Idol. Maintaining their ruse, they secretly spend time together. Their secret meetings are constantly threatened by the fathers" strict schedules and local martial arts tournaments. Competing for Nagisa"s affection—both of their dojo‑running fathers, martial‑artist beasts and an emerging idol—conspire to make their lives as tangled as possible.
