Momoko is an avid fan of Hero shows, just like the Power Rangers. Unfortunately, when her crush from Junior High found out about her obsession, he made hurtful comments that left her with a broken heart. Determined to start anew in High School, Momoko trashes all her beloved Hero souvenirs. However, fate has other plans for her as she's approached by three dashing members of the Hero Club who patrol the school dressed as Hero characters. After inviting her to join their ranks as the Pink Ranger, Momoko struggles to come to terms with her past and love for Hero stories. Despite the jealousy of her peers, the scars of her past make it nearly impossible for her to bond with the Red Ranger.