Flash Marriage to a Big Shot After Breaking Up

[loveaftermarriage, powercouple, sweetlove] On her wedding day, she broke up with a scumbag and impulsively married a stranger on the spot. She had planned to divorce him the next day, but unexpectedly, they began cohabiting. Despite his aloof appearance, he was actually considerate and clingy. He always cared for her and protected her from harm and bullies.
Later, as she stared thoughtfully at the financial magazine, a revelation struck her: Why did the tycoon on the cover look so much like her husband? Moreover, he claimed they were childhood sweethearts, but why did she have no memory of it?