In middle school, Nao Kogure unknowingly plants the seeds for a fateful encounter with the intimidating Taiga Onise, whom she helps during a rainy day. Years later, their paths cross again in high school. Despite her initial aversion to Taiga's rough demeanor, he surprises Nao with a grand gesture—a bouquet of flowers—and a sincere proposal for a romantic relationship that hints at marriage. Is Taiga truly the fearsome figure Nao perceives, or does he harbor a gentle side beneath his tough exterior?