When upbeat, outgoing Karen (Jamie-Lynn Sigler), her husband Scott and their young son relocate to Washington for Scott’s job, Karen looks forward to starting a new life. She soon meets Lisa (Jenn Lyon), her beautiful charming neighbor and quickly bond. But Lisa soon starts lying to Karen, and about Karen to others. Lisa cleverly sets herself up as Karen’s victim, until every aspect of Karen’s new life starts to unravel. Karen doesn’t realize how desperate and cunning Lisa is—until things come to a shocking head. The Neighbor in the Window is from writer Karen Stillman, inspired by the book False Victim by Kathie Truitt.