Yeojuui Siseukom Oppawa Ihonhagetseumnida

A woman transmigrates into her favorite novel as Ethel Wallace and becomes disillusioned with the family's adoration of Riena Cassius, the regressed sister-in-law and original female lead. Feeling neglected and unable to tolerate the situation, Ethel decides to leave her marriage and seeks assistance from the marquis, who is later revealed to be Riena’s adversary. As she attempts to escape House Cassius, she questions whether her transmigration will be enough to overcome the regression. She also wonders why the marquis appears to be a true gentleman.