When the war with Plegia drags to a stalemate, Chrom is forced to look north for new allies, towards the isolated kingdom of Atlas.
Edelgard von Hresvelg was defeated in her palace, her last hopes of changing the world ended by the lance Aredhbar as it stabbed her chest. She should've ended in the afterlife, but instead found herself in a new world. A world called... Remnant.
What was supposed to be a simple trip into the Holy Tomb has suddenly turned into absolute chaos. Will Thales and Those Who Slither be defeated? What secret does Edelgard hold? And will Rhea and Dimitri ever calm down?