What is lock every door summary?

Lock Every Door is a psychological thriller novel written by Riley Sager. The story follows Jules Larsen, a young woman who takes a job apartment sitting at the prestigious Bartholomew building in Manhattan. The Bartholomew is a historic and luxurious building with a dark and mysterious past. Jules soon discovers that the building has a set of strict and strange rules, including not speaking to the other residents and being locked in her apartment at night.

As Jules delves deeper into the history of the Bartholomew, she uncovers a series of dark secrets and a string of suspicious deaths. She becomes determined to unravel the mysteries surrounding the building and its inhabitants, despite the danger it poses to her own safety.

Throughout the novel, Jules must navigate a web of lies, deception, and betrayal as she races against time to uncover the truth behind the Bartholomew and its sinister past. Lock Every Door is a gripping and suspenseful tale that keeps readers on the edge of their seats until the very end.