They were hunting for the child. And they met a woman.

The ice is advancing, the Corridor is narrowing, the empire is under siege from Citroul in the east to Durns in the west. And everywhere the emperor’s armies are retreating.

Nona faces the final tests on her way to becoming a full-fledged sister of her chosen order. But it doesn't look like Nona and her friends will be able to earn monastic robes before war knocks on their door.

Even a warrior like Nona can't stem the tide of war.

The Hearts of the Ships offer her the power to protect her loved ones, but this power corrupts. The final battle is approaching, in which she will have to be torn between her friends, unable to save them all. A battle in which her own demons will try to destroy her.

A battle that will break hearts, separate lovers and topple thrones.