Rein's world collapses when Benedict, her lifelong best friend and secret crush, reveals his new relationship. Devastated, Rein's heart is further complicated by an enigmatic figure, whose intriguing charm and kindness offer solace. This mysterious individual proposes a daring deal: winning Rein's heart. As Rein navigates loyalty, vulnerability and forbidden feelings, she must confront her true emotions. Will she surrender to the stranger's captivating allure or cling to her unrequited love?