Married a Nightmare, Turned the Tables

Shen Yan studies abroad, and to her grandfather she is a well-behaved girl. She also runs the Dark Phoenix Society, where her fighting is better than anyone she has come up against, and she goes after people who have got away with things. Her grandfather falls seriously ill at home and sends for her. She returns with her bodyguard. He is not going to recover, and before that happens he arranges a marriage for her with Gu Zhenxiao of the Gu family. Shen Yan wants him to go without anything left unsettled, so she agrees. Gu Zhenxiao lays down rules for how his wife is to behave, then spends the wedding night out with other rich sons. Shen Yan goes to the place they are drinking and is told to apologise by drinking a toast. She gives them a beating instead. Gu Zhenxiao and the others take her bodyguard away and use him against her, and Shen Yan stops hiding who she is.