All Formats & Editions

A woman living in fear and trapped in her home is driven to the edge of insanity by a mysterious package in this tense psychological thriller.

Karen Rainey lives a sheltered life on the outskirts of Phoenix, Arizona. For the last five years, she's worked from home,... Read Full Overview

Knock Knock... He's at Your Door.

Karen Rainey lives a sheltered life on the edge of the city. For the last five years, she has rarely left the home unless it was unavoidable. She has her food and anything else she needs delivered to the front door. She works... Read Full Overview

Knock Knock... He's at Your Door.

Karen Rainey lives a sheltered life on the edge of the city. For the last five years, she has rarely left the home unless it was unavoidable. She has her food and anything else she needs delivered to the front door. She works... Read Full Overview