"I'll definitely become your favorite!" Yell Soeki, an aspiring manager who enrolls in the prestigious Hoshizuka High School, which cultivates top idols, meets Tenka Kagayaki, a troubled student who aspires to be an idol. Yell, who is negative but capable, and Tenka, who is super positive. These two opposites team up and take on live battles in a virtual space! Singing, dancing, performance, and the desire to "entertain the audience" are scored in real time to determine the winner. Sending support and responding to support—their goal is to reach the top of the idol world!