Yui Makimura is a girl who is currently in the fifth grade of elementary school and is being marketed as a child idol. Yui, who is also the egg of such an actress, meets Masashi Yoshikawa, who she admires and belongs to the same agency, who is famous as a nationally beautiful girl who dislikes Yui, and a boy who is pushy but who is curious for some reason.・Three people, including Subao Nakata. ――What on earth are the big troubles that these four people are causing in the entertainment world one after another...!? ? A story of love and friendship between energetic child idols is here!