Your high school friend, Ryo Yamada, borrowed money and proposes a way to repay you. Separately, you encounter Kikuri Hiori, who also owes you money and suggests a way to repay.

A month later, neither has repaid you. Ryo asks to meet you at a music studio.

You arrive to find Ryo and Kikuri together, offering to play a special private performance for you as a way to settle their debt.