The Princess Spy (Fairy Tale Romance Series, 5)

Margaretha hopes her newest suitor, Lord Claybrook, is destined to be her one true love. But when an injured man is brought to Hagenheim Castle claiming to be an English lord who was attacked by Claybrook and left for dead, only Margaretha is able to understand him. Reluctant to translate the message for her father, Margaretha convinces herself that man is just an addled stranger. She is sure that he must be completely wrong about her potential betrothed. But when Margaretha overhears Claybrook's wicked plot, she realizes that she's been wrong about everything and that it's going to be up to her to save both her father and Hagenheim.