After their missing friend's body is found and another of their friends commits suicide, four former best friends live in fear of their secrets being exposed by someone who is stalking them via their cell phones.

Hanna, Spencer, Emily and Aria are trying to move on and forget about their old friend Alison DiLaurentis and all the torture she put them through, but someone is trying to keep her spirit alive.

Even though the disappearance of Alison DiLaurentis has been solved, Spencer, Emily, Hanna, and Aria harbor other secrets which could interfere with their perfect lives, as they try to forget what happened to them in Jamaica last spring.

The stalker's identity has finally been revealed, but Spencer, Emily, Hanna and Aria are bound to repeat the past, and continue to be bad.

Coming from an unbalanced life with a mother who abandons the family, a father with mental illness, and a brother who fluctuates from fury to tenderness, Summer remembers one piece of information from high school, that your DNA defines who you are and forever ties you to your relatives. Caught in the conflict of escape and hope, she begins to question the role of genetics and whether she is destined to live a life of despair.

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

Halfway through the fifth grade, Penny Lowry is discovering that things are actually going okay! With her friends Maria, Kristian, and Rocco on her side, and her lovable dog Cosmo, she can make it through anything. And when her anxiety comes back, there's always her doodling, or talking to Mrs. Hines, the Feelings Teacher. But big change is around the Penny's family is moving to a new house, her mom is about to give birth to twins, and most stressful...

"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...

After their friend who has been missing for more than three years turns up dead, four former best friends continue to receive frightening messages from someone who knows damaging secrets about them.

After her family moves to Los Angeles, Delilah Rollins, already a minor Internet celebrity, plunges into the competitive and glamorous world of social media influencers, but can cosmetics and good lighting conceal cheating, manipulation, blackmail, and murder?