As a college student, Youichi Sawa finds himself struggling with a crush on Nanao, his ambitious ballet protégé who comes off as both sweet and arrogant. Despite being in a committed relationship with someone else, Youichi resolves to keep his feelings buried deep inside. However, when Nanao propositions him for sex, Youichi can't deny him. From that point on, what began as a purely physical relationship blossoms into a decade-long journey of love, loss, and eventual reconciliation.