When Nozomi Yumehara was a very ordinary middle school student, she met the mysterious fairy Coco, who had come from Palmier Kingdom. In order to protect everyone's hopes, she became the Precure of Hope, Cure Dream, and fought against powerful enemies alongside her friends. Years later, Nozomi and her friends are now adults. They are all busy and enjoying their work, private lives, friends, family and love lives, while also stressing over the obstacles and troubles that adult life brings. Then suddenly, the mysterious Shadows appear, attacking humans. At the chiming of the clocktower bell, grown-up Nozomi and her friends embark on a new saga.