Amaha Seika, a ruthless business magnate, mistakenly married Kubota Youichi, believing he saved her life. Hiding her identity to spare his pride, she supported his career—only for him to cheat once successful. Just as she prepared to reveal her power and crush him, three legendary men—a billionaire, a genius surgeon, and a mercenary king—appeared, claiming to be her real fiancés. Amid the chaos, Seika discovered her true savior: Nishikido Yuuto.