Yukina Himuro, known as the 'Absolute Zero Snow Woman' for her chilly facade, hides her secret identity as the popular cell phone novelist Yupina. Struggling with declining ratings, she decides to infuse romance into her stories despite lacking personal experience in love. Unexpectedly, she stumbles upon the charismatic student council president, Shigure Kitami, and uncovers his manipulative nature of toying with girls' affections. To learn about love and improve her writing, Yukina blackmails Shigure into guiding her, only to face unexpected complications when her cousin and confidant, Akira Shimotsuki, confesses his feelings for her, complicating their tangled web of relationships.