Books in the Circus Maximus series

Circus Maximus, the greatest sporting stage of the ancient Roman world, where the best horses and charioteers compete in a race to the death, and one girl dreams of glory.

The second in the Circus Maximus adventure series. Dido is the only girl ever to have won victory at the Circus Maximus, but it comes at a price. Emperor Caligula is intent on wreaking revenge, and the whole Empire wants to know her true identity.