Lover Or Killer?

The female protagonist, who had been childless for many years and was left destitute, was betrayed by her husband, who orchestrated their divorce. To make matters worse, the other woman was pregnant. The male protagonist, who had harbored secret feelings for her for years, returned to the country and gradually pulled the female protagonist out of the quagmire. He accompanied her in playing mind games with the scum and the bad woman, protected her as she humiliated her ex-husband's family, and constantly faced the thrilling experience of potentially exposing their relationship. As the female protagonist, nurtured and guided by the male protagonist, gradually shed her independent and shining exterior and fell in love with him, she discovered that the car accident involving her parents' deaths was somehow connected to him.