Marry the Crown Princess

In his previous life, he donated his heart to her, but he still didn't save her, a girl born with heart disease. Once she traveled through time, she married the cruel prince on behalf of her twin sister, but found that the prince looked exactly the same as her boyfriend in her previous life... Is this marriage doomed?
As the prince of Fengyun Kingdom, he has never suffered such a great humiliation. The daughter of a magistrate actually used charming medicine on his bed? Let his famous life be destroyed! So do you want to be a princess? Well, he asked her to do enough! A decree to be a concubine for life!