Masaki is appointed as the manager of the idol group Twinkle to help Saori, the CEO's daughter, realize her dream of becoming a pop star. Upon discovering that Saori is being bullied by her jealous bandmates, Masaki employs ruthless and coercive tactics to force their submission and protect his star. As Twinkle competes for a career-defining role on a prime-time show, Masaki must navigate the predatory nature of the entertainment industry and a seductive advance from a member of a rival group.
Masaki navigates complex relationships with Yuna and Erica while discovering a crushing debt left by his father that threatens Asakura Production. Despite securing a breakthrough opportunity for the group Twinkle, the members scatter, leaving Masaki and Saori alone. After the truth about the debt and a dark obsession involving Emiko is revealed, Masaki and Saori finally confess their love for one another and decide to face the future together.