Kagetora Fujiwara, a high school boy undefeated in fights and proud to call himself the “toughest delinquent in school,” lives by his own strong code. However, one day, an unfortunate traffic accident changes everything. When Kagetora finally wakes up in the hospital… he’s somehow been transformed into a girl! As he struggles to process the shocking reality, an unexpected visitor suddenly appears before him—setting off a whirlwind of surprises and chaos!