Aria, Emily, Hanna, and Spencer find their lives unraveling when A's plans change and the girls are taken to the police for questioning.

When one of their tightly-knit group mysteriously disappears, four high school girls find their friendship difficult to maintain when they begin receiving taunting messages from someone who seems to know everything about their past and present secrets.

"New York Times bestselling Pretty Little Liars Series. When the principal of an elite California preschool is attacked, three moms--who feel like outsiders among the school's manicured and ultra-wealthy community--must work together to uncover her secrets, and figure out who is trying to blame them for the attempt on her life. Amanda, Ronnie, and Lauren all arrive at the Silver Swans preschool Welcome Breakfast with something to hide. Amanda is running...

Aria is having boy trouble, Emily is exploring her wild side, Hanna finds romance with an enemy, Spencer is haunted by someone from her past, and A learns a secret that the four high school seniors thought would not leave spring break.

"#1 New York Times bestselling author of Pretty Little Liars Sara Shepard's next adult novel follows a group of mothers living in a mysterious "mommune," each of whom is running from something When Lenna gets a call from her old friend Rhiannon, she is startled; Rhiannon disappeared years ago without a trace. But Lenna is even more startled to learn that Rhiannon has a son and that she lives off the grid with a group of women in a community called...