The Family Upstairs - by Lisa Jewell

A GOOD MORNING AMERICA COVER TO COVER BOOK CLUB PICK "Rich, dark, and intricately twisted, this enthralling whodunit mixes family saga with domestic noir to brilliantly chilling effect." --Ruth Ware, New York Times bestselling author "A haunting, atmospheric, stay-up-way-too-late read." --Megan Miranda, New York Times bestselling author From the New York Times bestselling author of Then She Was Gone comes another page-turning look inside one family'’s past as buried secrets threaten to come to light.

Be careful who you let in.

Soon after her twenty-fifth birthday, Libby Jones returns home from work to find the letter she’s been waiting for her entire life.

She rips it open with one driving thought: I am finally going to know who I am.