The Double Identity of the Masked Wife

In a wealthy marriage, my sister Mo Lan married into this family. But one night, my twin sister Mo Yu, who was far away in Canada, received a call from her sister in China. On the other side of the phone, her sister died due to dystocia! When Mo Yu returned to China, all he saw was his sister Mo Lan's tombstone. In order to find out the reason for his sister's miscarriage, Mo Yu resolutely decided to take on the identity of his sister Mo Lan and step into the family to find the truth... One is a genius in science, the other is a god of learning in liberal arts, one has a violent personality and dares to say anything directly, and the other is a gentle and elegant lady. The two sisters are like one in heaven and one on earth. How can Mo Yu endure it without revealing his true side! But when the truth is revealed bit by bit, how should Mo Yu choose between her sister's husband and her Canadian boyfriend...