A group of sixth formers embark on what their charismatic mentor Martyn calls an experiment with real life. The are locked in a dark room and when the experiment is up Martyn will release them, but after 3 days he still hasn't returned.

" A] COMPELLING PSYCHOLOGICAL TALE . . . A QUICK AND INTRIGUING BOOK WITH A TRULY SATISFYING ENDING."
-Publishers Weekly

On a spring day in England, six teenagers venture to a neglected part of their school where there is a door to a small windowless cellar. Behind the door, the old stairs have rotted away. A boy unfurls a rope ladder and five descend into The Hole. The sixth closes the door, locks it from the outside, and walks calmly away. The plan is simple: They will spend three days locked in The Hole and emerge to become part of the greatest prank the school has...