Aine Yūki is good at making friends, and is enrolled in Star Harmony Academy's general education track. She befriends Mio Minato, the school's top idol, and becomes an idol herself.

• Yui Ninomiya
• Akane Matsunaga
• Yuuki Kuwahara
• Saori Onishi
• Emiri Suyama
• Azusa Tadokoro
• Ayaka Ohashi
• Sumire Morohoshi