麦琪因枪杀警察而被判死刑。当毒剂注入她的身体,她渐渐昏去。醒来时,她得知自己真实身份已经“死亡",如果想要继续活命,就必须担当政府的杀手。经过一番脱胎换骨的训练,麦琪以新的身份重入社会,重新领略了生活的意义。而同时,她也产生了摆脱政府控制的想法。一场对立迅速展开...Drug addict Maggie Hayward's consistent violence, even in police custody, ends in the execution chamber. However, top-secret US government agent 'Bob' arranges a staged death, so Maggie can be elaborately trained as a killer. She gets a new cover identity as saleswoman Claudia Anne Doran. She also finds a house-mate, building super J.P., a broad-minded, gentle photographer. The two fall in love, and that complicates her government assignments. His influence extends to breeding in her a conscience that supplants her violent tendencies and desire to continue work for the agency.