A young woman with enhanced abilities finds herself hunted down by a sinister government organization. But when an even stronger enhanced serial killer emerges on the scene, agents and mutants are forced to question their allegiances.。沈家大小姐沈寒云为救患抑郁症的妹妹沈苗苗,被迫顶罪入狱五年的悲剧。出狱后,她被家人冷落驱逐,仅允许居住在别墅后院,而曾被她拯救的妹妹却成为家庭宠儿,甚至试图争夺她的未婚夫顾宇哲。随着真相逐渐揭露,沈寒云在屈辱中觉醒,最终选择接受航天局的项目。