五年前麦芒遭人谋害，关键时刻万晴出现将他救下，但这也使她手臂被打伤，落下一生的后遗症。五年后俩人因机遇巧合再次相遇，俩人争吵中不小心伤到万晴的手臂，这让麦芒怀疑她是否为五年前救命恩人，便命人去调查她的信息。After learning that her younger sister has a rare disease, a young woman makes the desperate decision to get the money for a life-saving procedure by any means necessary.。