Too Late, the Dumped Fiancée Is Your Only Cure

For seven years, my healing blood has kept my cursed fiancé Keith alive. Our wedding bond is his only permanent cure - but at the altar, he chooses his pregnant mistress and calls my sacrifice a lie. He thinks surviving his twentieth birthday proves me wrong. He has seven days left. His family won't let me leave, so I call their greatest rival, the Silver Dragon heir: I can save you. Will you come take me away?