Primrose Pringle and the Warrior Elf. Chronicles of Oakenwald, #4

A cynical mercenary. An elf warrior with a secret. A bond tested in a savage battle. News of the brutal invaders' march toward the Northlands sends battle-hardened mercenary, Prim the Grim, riding to defend the border. On her journey, she intervenes to warn two travelers of a goblin ambush and meets Thorn, an elven warrior. His combat skills, calm authority and sharp wit spark an attraction Prim had sworn off forever.
She is unaware he is Swordmaster Thorson Brightblade, the legendary hero she has long admired. Drawn together by their shared mission to repel the invaders, their perilous trek through the mountains ignites a bond between Prim and Thorn. But dangers multiply when they join the allied armies gathered at the border. Treachery stirs within their own ranks and dragons darken the skies. As the enemy army advances, Prim must choose between her love for Thorn and her duty to a commander she no longer trusts.
Will their love be a beacon of hope or a casualty of war?Book 4 in the Oakenwald Chronicles, an epic fantasy series.