"Why do you need to be so mean to everyone?" Mina asked holding on Momo's hand preventing the girl to walk away. "Because I don't want to be close with anybody." She answered making Mina surprised. "Why?" Momo laugh bitterly pulling out her hand. "Why? You are asking me why?" She said facing Mina. "It's because I am afraid that everyone that I got to be close will leave me. Leave me completely all alone. Just like my parents." She said her hands ball into fist. "Now can you please leave me alone?" She said walking away.

Momo wants to become an idol but unfortunately her father won't allow her. She met two new friends and suddenly they got the chance. BUT they have to dress as boy to enter St. Mary's Academy, the school where they can start their dream. Momo's life turns out differently after she entered the school and met its student representative aka St. Mary's Academy Queen