Determined to help her sisters navigate an unraveling prophecy, Ava sets aside the sins of her past and heads to Winter Harbor only to discover she and her fated mate are the key to everything. The missing piece in an ancient vendetta that launches them on a revealing journey. A quest through time that heals old wounds and brings them closer together yet fuels the ruthless monster eager to claim her.

Pursued by their powerful enemy, Viking Soren Sigdir and Ava make their way back to what they left behind in another life. Not just a risky plot against their foe but the deep love they sacrificed so that other dragons might mate. Yet war still rages, threatening humanity. Rising up once more, they must face the darkness of dragonkind's home world and relive the crusade they once led if they hope to succeed.