When I grow up, I want to dress up and go to the city. No one can know about magic, but in order to make this dream come true, Fuu transforms into an adult and goes out into the city! Then someone approaches...

The performance of Lilly, a mysterious rookie idol, attracted much attention including Rui's, who was also moved by her appearance. Lilly visits "Production Once More" which is the agency that Toko belongs and meets another idol, Sena Aozono.

Lulu, an idol that suddenly debuted on a music show, becomes hot news, and Fuu hears her singing voice and becomes a fan!. One day, Toko calls Lilly and says "There is someone I want you to meet!" and learns that it's Lulu, whom she admires. However, Lulu is actually also a fan of Lilly...

Unaware of each other's secret identities, Fuu and Rui act as idols Lilly and Lulu. This time, four members from the agency, including Toko and Sena, appear on a quiz show! Lilly, who wants to make the show more exciting, secretly uses magic.

To prepare for their future activities as idols, Lilly, Lulu, Toko, and Sena decide to have a training camp at a seaside cottage! After taking a dip on the private beach, the four of them practice their singing and dancing! But the next day, unexpected trouble....!