Marriage Exchange for a Critically Ill Son, She Gave Birth to Three Treasures and Won the Lottery

Yu Yuanzheng traveled back in time to the wedding night of the original owner, and was forced to listen to the live sexual intercourse of her cousin and her husband. Then he was put on the bed of the vegetative son who was married to his cousin, and had a husband-swapping drama. Just what she wanted, now she didn't have to face a man, and she could still be the crown prince's wife. It was so cool! But from the meaning of her cousin's words, she was reborn and knew that the prince only had half a year to live... Men don't have to, but they must have a son to support them in old age, otherwise they won't be able to gain a foothold in the palace. Even a vegetative person has to borrow his seed to stay behind! But didn't he say he was going to die in half a year? Why did my husband in a vegetative state wake up? He doted on her to the heavens and chased her to take responsibility...