The Traitor's Circle Series by Erin Beaty

An obstinate girl who will not be married. A soldier desperate to prove himself. A kingdom on the brink of war.With a sharp tongue and an unruly temper, Sage Fowler is not what they’d call a lady―which is perfectly fine with her. Deemed unfit for marriage, Sage is apprenticed to a matchmaker and tasked with wrangling other young ladies to be married off for political alliances. She spies on the girls―and on the soldiers escorting them... moreAn obstinate girl who will not be married. A soldier desperate to prove himself. A kingdom on the brink of war.With a sharp tongue and an unruly temper, Sage Fowler is not what they’d call a lady―which is perfectly fine with her. Deemed unfit for marriage, Sage is apprenticed to a matchmaker and tasked with wrangling other young ladies to be married off for political alliances. She spies on the girls―and on the soldiers escorting them.As the girls' military escort senses a political uprising, Sage is recruited by a handsome soldier to infiltrate the enemy ranks. The more she discovers as a spy, the less certain she becomes about whom to trust―and Sage becomes caught in a dangerous balancing act that will determine the fate of her kingdom. less

After proving her worth in book one as a deft spy and strategic matchmaker, Sage Fowler is now comfortably positioned in high society as the royal tutor. When she’s called upon to teach his majesty’s soldiers how to read and write, she jumps at the chance to serve her kingdom of Demora—and to be reunited with her fiancé, Captain Alex Quinn. During a skirmish, Sage and Alex are separated. She watches him die before he can deliver important military intel—or so she thinks... moreAfter proving her worth in book one as a deft spy and strategic matchmaker, Sage Fowler is now comfortably positioned in high society as the royal tutor. When she’s called upon to teach his majesty’s soldiers how to read and write, she jumps at the chance to serve her kingdom of Demora—and to be reunited with her fiancé, Captain Alex Quinn. During a skirmish, Sage and Alex are separated. She watches him die before he can deliver important military intel—or so she thinks. She escapes from the enemy and makes an unlikely alliance with a mysterious soldier from a third nation. As Sage tries to rally their support against a common foe, the important political alliance is plagued by secrets and betrayal. Can Sage complete Alex’s mission and save her kingdom once more? less

Unlikely alliances are forged and trust is shattered in the stunning conclusion to The Traitor’s Trilogy.A new queen under threat. An ambassador with a desperate scheme. Two kingdoms with everything to lose.Once a spy and counselor to the throne, Sage Fowler has secured victory for her kingdom at a terrible cost. Now an ambassador representing Demora, Sage is about to face her greatest challenge to avoid a war with a rival kingdom... moreUnlikely alliances are forged and trust is shattered in the stunning conclusion to The Traitor’s Trilogy.A new queen under threat. An ambassador with a desperate scheme. Two kingdoms with everything to lose.Once a spy and counselor to the throne, Sage Fowler has secured victory for her kingdom at a terrible cost. Now an ambassador representing Demora, Sage is about to face her greatest challenge to avoid a war with a rival kingdom.After an assassination attempt destroys the chance for peace, Sage and her fiancé Major Alex Quinn risk a dangerous plot to reveal the culprit. But the stakes are higher than ever, and in the game of traitors, betrayal is the only certainty. less