You know when you do something that you instantly regret?
Like picking up something that doesn't belong to you,
just to have a quick look at it? Well that's how it starts for Greg.
In the park, he sees it lying there; a smooth, black oblong of glass.

But as soon as he touches it, his life is altered.
Now there's a voice in his head, and everywhere Greg looks
someone is ready to die...

This book features in the following series: Edge-A Rivets Short Stories, Rivets Series .

This book has been graded for interest at 9-12 years.

There are 64 pages in this book. This is a short story book. This book was published 2012 by Hachette Children's Group .

Graham Marks is a journalist and author. He works for Publishing News as well as writing novels for young adults.