Haruka Haruno, a student at the boarding school Noble Academy, cherishes a dream of becoming a princess. She meets Pafu and Aroma, two fairies from the Hope Kingdom, along with the monsters sent after them by Dyspear, who wants to bring despair to the world by locking people's dreams away. The fairies give Haruka a Princess Perfume and she becomes Cure Flora; Minami Kaidou and Kirara Amanogawa later join her as Cure Mermaid and Cure Twinkle to collect the Dress-Up Keys and protect everyone's dreams from Dys Dark. This manga adapts the anime series of the same name.