AustLit

'Cal agrees to work as an undercover agent for SI-6 to find the whereabouts of his twin. But at an island getaway for troubled teens, Cal quickly discovers things are not as they seem. With secret hideouts, underground training camps,

dangerous clues and treacherous terrain, Cal has to face his most heart-stopping challenges yet. Will he find Ryan? Or will his first secret mission turn deadly?

'The clock is ticking. Any second could be his last.' (Publication summary)

'Cal is undercover on Shadow Island, investigating the secrets hidden beneath the surface of this tropical paradise. Evading search parties, planning rescue missions and sneaking through hidden tunnels is now an average day for Cal.

'Trapped in the office of th suspicious director, how can Cal evade capture and continue his double-act with his twin brother, Ryan? As dangers multiply at every turn, at least he knows he can count on SI-6 - or can he?

'The clock is ticking. Any second could be his last.' (Publication summary)

'Don't blink, don't forget to breathe!

'Shadow Island's volcano is erupting and Cal and Ryan are trapped on the island with the evil Damien Thoroughgood, who will stop at nothing to fulfil his deadly plan. After surviving in the jungle and outwitting his enemy for so long, Cal risks losing his brother and everything he's worked towards.

'Will Cal agree to a criminal mission to save his brother's life? Or will he stop Damien from unleashing earth-shattering evil?

'The clock is ticking. Any second could be his last.

'Cal Ormond has been warned.

'He has 30 days.

'The countdown ends...' (Publication summary)