Cora Forrest discovers a magical bronze box that connects to Frostfall Pass. There, she meets General Alistair Landon. Cora sends supplies to help him save his city, and Alistair sends her treasures for an inheritance lawsuit. They fall for each other across time. Cora learns Alistair is fated to die in battle and risks everything to help him. When the box fades, she travels to his world. She reunites with Alistair. Together, they rewrite his tragic fate and build a new life.