Fated to Love the Elf King

Ella Vane, the lost daughter of a marquis family, returns home after twenty years only to be treated as an outsider. When her fiancé Lucien abandons her for his frail first love, Ella escapes into the Eternal Moon Forest and meets Frys, the distant Elf King. As they form an alliance, she learns that he has spent thirteen years searching for the girl who once saved his life—Ella herself.