On her 7th anniversary with her boyfriend, aspiring filmmaker Sia plans a surprise celebration, only to catch him cheating. Reflecting on her past, she sees a pattern of love and betrayal. In the aftermath, three men seek her forgiveness: Woo-jin, her long-time friend and secret admirer; Min-seong, a film company rep she drunkenly kissed; and her unfaithful boyfriend, who won’t let go. As Sia struggles to find love and follow her dreams, a shocking truth surfaces: the man she kissed that night wasn’t Min-seong but Woo-jin. Can she overcome the chaos and discover her true feelings?