Lock Every Door

Lock Every Door
First edition
AuthorRiley Sager
Audio read byDylan Moore
LanguageEnglish
GenreThriller
PublisherDutton
Publication date
2019
Publication placeUnited States
Media typePrint (hardback, paperback)
ebook
audiobook
Pages384 pages
ISBN1524745146 First edition hardcover
Preceded byThe Last Time I Lied  
Followed byHome Before Dark 

Lock Every Door is a 2019 thriller novel by American author Todd Ritter, writing under the pen name of Riley Sager. The plot concerns an apartment sitter at an exclusive building in Manhattan who discovers that her predecessor in the job disappeared under suspicious circumstances. The novel made the New York Times Bestseller List for July 21, 2019[1] and a television adaptation is planned.