The fifth book in the series about teenagers with psychic abilities.
Narrated by Nico, Double-Cross is full of telekinetic action as the Medusa Project team arrive in Sydney, Australia, for another exciting mission - and unexpectedly come face-to-face with two more Medusa teens: Cal, a boy who can fly, and Amy, a girl who can shapeshift... but who is double-crossing who? And how many others are out there carrying the Medusa gene?
"Sophie's thrillers are brilliant, you never know what's on the next page and you can't stop reading until you find out."
"This is hi-octane stuff... will leave everyone gasping for the next episode."
"The pace of writing is fast, fast, fast… the premise had me hooked immediately"