As a teenager, Molly Smith survived the massacre of her family and was rescued, later traveling abroad to study. In a foreign country, she fell deeply in love with Luke Moore, only to discover that he was the younger brother of her sworn enemy. Heartbroken, she ended the relationship and dedicated herself to mastering skills for revenge. Returning to her homeland, Molly Smith gained the admiration of Yates Moore through her exceptional medical expertise and successfully married into the Moore family. Pretending to be the perfect wife, she began to methodically execute her plan for vengeance.
