Christian is a fierce Welsh Crusader who’s vowed to wait for his true love, Emma—even if it means waiting forever. Eight hundred years later, he’s still walking the earth as a spirit, thanks to a mangled magic spell. Every seventy-two years, Emma reappears, drawn to her Intended. But each time Christian has to make her fall in love with him all over again, only to lose her over and over...

Now the Ballaster sisters hope to succeed where every other White Witch has failed. They are determined to bring Emma’s and Christian’s souls together for all eternity. But they have only one chance to get it right. Emma's and Christian’s thirteenth chance. And if they fail, Christian's and Emma’s love will be lost forever...