In order to treat his father's illness, Li Xin signed a three-year replacement agreement with Fu Siming and became the shadow of his Bai Yueguang Jiang Yan. After encountering betrayal and domestic violence by her fiancé Zhou Haicheng, she decided to break away from love and make a living independently, but was repeatedly blocked by Fu Siming with force. When Molly returned to implement the business marriage, Fu Siming became even more paranoid and possessive. She was suppressed and pressed harder by the workplace, trapping her in an invisible cage. In this entanglement that started with interests, can Li Xin break free from the shackles and earn a chance for himself and his father?