The storyline of these two dramas is very similar. In both of these dramas, our main woman is a married woman who think she live a happy life with her husband, but then she finds out she is betrayed by her husband who have mistress behind her back.
Her husband even decide to kill her so that he can live a happier life with his mistress without having his wife on his tails.
Our main woman survives and her one goal is to have a revenge on her husband and his new wife, by sabotage their new marriage. She even transform herself to a more attractive woman and try make her husband fall in love with her again but with a new identity, so that she can break his heart in the same way he broke hers.