- Series: Princess Knight (Book 1)
- Paperback: 384 pages
- Publisher: Vertical; First Edition edition (November 1, 2011)
- Language: English
- ISBN-10: 193565425X
- ISBN-13: 978-1935654254
Sapphire the princess was born with two hearts – that of a man and a woman – but must pretend to be a prince so she can inherit the throne. The conniving Duke Duralamin will stop at nothing to prove she is a girl and get the throne for his own son.