Haruka Haruno held an unwavering desire to become a princess since childhood. Despite being mocked for her childish aspiration, she remains resolute in pursuing her dream. She finally gains entry into the renowned Noble Academy, where one's fantasies come true. Upon arrival, Haruka meets two magical creatures that lead to a series of extraordinary events. She transforms into "Cure Flora," the princess of blooming flowers, while her two peers become legendary princesses. As the newly-formed "Princess Precure" team takes up the mantle of protecting everyone's hopes and dreams, a journey of self-discovery begins. Even in the face of despair, Haruka must find a way to realize her dream of becoming a princess.