Treason — Jo MacAuley

Fourteen-year-old Beth Johnson is a talented and beautiful young actress. She is also a spy. The year is 1664, and Charles II is on the throne, but all is not well in the bustling city of London, and there are those who would gladly kill the king and destroy the Monarchy. One morning, a mysterious ghost ship drifts up the Thames. Sent to investigate by the King's Master of Secrets, Alan Strange, Beth quickly finds herself embroiled in a dangerous adventure. Will Beth be able to unravel the plot to kill the King before it's too late?