Maddy West and the Tongue Taker by Brian Falkner, Donovan Bixley

Maddy West can speak every language in the world. When she is asked to translate some ancient scrolls, Maddy is excited. But the scrolls hide many secrets. Secrets that send Maddy on a wild adventure with a stowaway ninja, a mysterious monkey, a Bulgarian wrestler, and a fiendish witch.

And soon Maddy finds herself in deadly peril. Does Maddy have what it takes to save herself and her new friends?