Two favorite thrillers from #1 New York Times bestselling author Christopher Pike are now available in one bone-chilling collection.When Alison first got the chain letter signed “Your Caretaker,” she thought it was a sick joke. But then it became clear that someone, somewhere knows about that awful night when she and six friends committed an unthinkable crime. And now that person is determined to make them pay. One by the one, the chain letter comes to each of them, demanding