Sara Shepard

A tale set in the seventh grade in the weeks leading up to Ali's murder reveals her plots against Emily, Hanna, Aria and Spencer, as well as a dark secret that has the potential to destroy everything.

Seventeen-year-old Emma Paxton steps into the life of her long-lost twin Sutton to solve her murder, while Sutton looks on from her afterlife.

"It's springtime in Rosewood, but while everyone else is searching for the perfect prom dress, Hanna, Spencer, Emily, and Aria are on a different kind of hunt: They're looking for A...Hanna puts her campaign for prom queen on the back burner to volunteer at a burn clinic, where one of A's victims is recovering. Emily digs into Ali's past at the mental hospital with some very crazy consequences. Spencer contacts an amateur private eye to help her stalk...

"My friends and I used to play lying games. Now my twin sister is living one. When I was alive, my family seemed picture-perfect. My adoptive parents adored me, and my little sister, Laurel, copied my every move. But now that my long-lost twin, Emma, has taken my place to solve my murder, we're both learning just how flawed my family really is. Laurel is shooting Emma nasty looks and sneaking around with my ex-boyfriend. And it turns out my parents...

High school seniors Aria, Emily, Hanna, and Spencer have all done horrible things -- things that would put them behind bars if anyone ever found out. And their stalker 'A' knows everything. So far A has kept their secrets, using them to torture the girls. But now A's changed the game. Suddenly the girls are hauled in for questioning, and all their worlds begin to unravel. If A's plan succeeds, Rosewood's pretty little liars will be locked away for...

"Four teens who met on an online cold-case solving forum attempt to solve another teen's murder"--

When Aerin is kidnapped by a killer she knows all too well, her friends Seneca, Maddox, and Madison have four days to solve a series of related cases in order to secure her release.

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?

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

Deciding to come clean about a terrible mistake they committed during spring break, high school seniors Aria, Emily, Hanna, and Spencer hope to end the blackmail of a ruthless stalker who retaliates by plotting a murderous revenge.