A Mistaken Marriage with Mr. CEO

In order to pay for her brother’s medical expenses, she had to replace her own sister to marry the rich family’s elder son . She always thought she was married to the elder one, but she did not know her husband was nominally the younger son He Yi Ning.He Yi Ning, the real heir of the rich family, the ruthless business emperor, the ruthless workplace tyrant, and her sister’s dreaming husband. When she found out that the person who married her was He Yi Ning, she stunned and asked: “Hey, what are you going to do? I’m your sister-in-law!”“Sister-in-law?”He Yining smiled evilly: “Have you really read the marriage certificate?”