When the heroine's fiancé's family went bankrupt and was burdened with huge debts, in order to help him, she agreed to donate her heart to a big shot, and she herself used an artificial heart that was in danger of death at any time to prolong her life. This was only to exchange for the other party's 300 billion investment to help her fiancé's group make a comeback. She used her heart to pave the way for her fiancé, and she didn't want her fiancé to feel guilty and sad about it. When she learned that she might only have three months to live, she decided to torture her fiancé so that he would completely forget her, and then leave quietly. However, his fiance accidentally learned all the truth.
