The Bastard of Brittany (The Wolves of Brittany #3)
Victoria Vane

As the daughter of the king who vanquished Vikings from Brittany, Gwened of Poher has a legacy to protect but doing her duty has left her in a loveless childless marriage. Aside from the artistry of her needlework, her life feels meaningless.
A hardened warrior, Bjorn Vargrsson was impervious to pain, until the tragic loss of his wife and son left a gaping wound that refuses to heal. With prayers and sacrifices unheeded by the gods, he lives an empty existence