An Alliance with His Enemy Princess — Lissa Morgan

A high-stakes, Medieval enemies to lovers story.

A royal decree
That will change their lives…

Norman knight Rolant Guyarde has come to conquer a Welsh fort, but when he meets its mistress, he realizes she's the sword-wielding “soldier” he fought en route! Despite their being enemies, he finds himself intrigued by the brave, beautiful Princess Gwennan. When they're forced into an uneasy alliance, Rolant helps her petition the king for her parents' release from prison. But in exchange for their freedom, the king demands a price neither Rolant nor Gwennan expects!

From Harlequin Historical: Your romantic escape to the past.