The King's Daughter Series by J. Kathleen Cheney

For the last year, Ellis has worked to make a place for herself among the first class of cadets at the War College of Amiestrin. It’s been a struggle, but they’ve begun to accept her. But now a plot that endangers Ellis' life unravels, and it seems that the Separatists may have been behind it.Ellis has to decide quickly where she’ll place her trust... moreFor the last year, Ellis has worked to make a place for herself among the first class of cadets at the War College of Amiestrin. It’s been a struggle, but they’ve begun to accept her. But now a plot that endangers Ellis' life unravels, and it seems that the Separatists may have been behind it.Ellis has to decide quickly where she’ll place her trust. Are the Separatists trying to remove her from the line of succession? Or trying to frighten her into joining their cause? In the end, will friendships prove stronger than family? And will her friends among the Gifted find the truth before the wrong person is brought to trial? less

When Ellis Dantreon's father ordered her to become a soldier, she became the only female at the war college. Now she’s graduated and has taken her place guarding the king. But the country Seers are still predicting a terrible possibility—that she might end up marrying the Duke of Perisen, Anton Marisi. And if she does, she probably won’t live long. Nor will her brother, Prince Kerris. Ellis is baffled by the prediction. She’s never even spoken to the man... moreWhen Ellis Dantreon's father ordered her to become a soldier, she became the only female at the war college. Now she’s graduated and has taken her place guarding the king. But the country Seers are still predicting a terrible possibility—that she might end up marrying the Duke of Perisen, Anton Marisi. And if she does, she probably won’t live long. Nor will her brother, Prince Kerris. Ellis is baffled by the prediction. She’s never even spoken to the man. She certainly has no intention of allowing him to court her if she does meet him. But when another woman pretends to be her, Ellis realizes how easy it would be for that marriage to happen after all. Now Ellis has to gather all the help she can to stave off that possibility. Unfortunately, she has an added challenge: her mother, the Queen of Jenear, has come to Verina. less