After a Flash Marriage with the Boss, I Snatched My Husband from the Man

The female protagonist Bai Lulu mistakenly had a one-night stand with the male protagonist Ye Ming at a cocktail party, causing a misunderstanding of a fake pregnancy. However, the male protagonist's grandmother really wanted her grandson to get married as soon as possible. The male protagonist proposed marriage to the female protagonist, and the female protagonist was forced to agree for the sake of the orphanage...