The franchise takes place in a world where Prism Shows, performances that are a combination of singing, dancing, fashion, and ice skating, are popular. The skaters, known as Prism Stars, use Prism Stones to coordinate their dresses and perform Prism Jumps to appeal to their fans.
Dear My Future takes place three years after Aurora Dream and follows a new idol, Mia Ageha, who aspires to become a greater idol than Aira. Forming her own group, Prizmmy☆, alongside her friends Reina, Karin and Ayami, she works hard fervently to reach her goal and fulfill her dream.