Chapter 4

My grandfather's voice came through the receiver, steady with something heavier under it.

"Are you sure, sweetheart?"

"I am." There was no hesitation in me at all.

He was quiet for three seconds, and then he spoke to somebody beside him.

"Do exactly what she said. Start now."

Almost before he finished, another voice cut in, calm and efficient.

It was Vincent Langley, my grandfather's right hand.

"Understood, Mr. Sinclair," Vincent replied.

Keyboards started up in the background under a run of clear instructions.

"Tower, this is Sinclair Command One. Flight G-1024 is going into a top priority emergency diversion.…