The Time-Traveler's Power Play

Jocelyn Thorne, Crown Prince's wife's sister, uses modern knowledge to become a powerful official. Officials demand her execution; Crown Prince Julian Sullivan defends her. Ordered to marry Kael Shaw, she cures his illness, they fall in love. She uses modern technology to win against a foreign state. Promoted, she uncovers Victor Sullivan's corruption, saves the Emperor, foiling his rebellion. Crown Prince ascends, her sister becomes Empress. Jocelyn Thorne and Kael Shaw travel country.