Carlos entered the cabin to tell us to get ready for take-off and we strapped in.

Keyed up though I was, when the engines rumbled to life and the jet sped down the run-away, my stomach still flipped in exhilaration. It was a fairly smooth ascent and soon we were cruising comfortably at altitude and able to move around.

I signed on to the secret email that Kane had set up for me, swearing it was safe from prying eyes, and called Rohan over to review the blueprints and ...