Rule number one of being an effective stalker: get to know your prey, the trouble they get into, the messes they make, and the secrets they keep. Hanna's desperate for a very personal session with her gym trainer. Emily is number one on Santa's naughty list. Aria's old flame from Iceland is about to land her in hot water. And Spencer's resorting to some backhanded tactics to get what she wants.

To his great surprise, uncool eleventh-grader Max Cobb is invited to join the Chaos Club, an exclusive group of students responsible for some of the biggest pranks at his high school.

In the spring of her senior year, psychic sleuth Daisy Giordano worries about getting into a college near her boyfriend Ryan, but must also investigate and try to resolve a conflict between vampires and shapeshifters that threatens to cancel prom.

After high school juniors Spencer, Emily, Hanna, and Aria think they have seen Ali, their missing and presumed dead friend, they pursue clues from a mysterious stalker, trying to find out if she is still alive.

A group of students at Carmichael High School decide to band together to stop the tormentors who are bullying them.

Paranormal warrior Jessica Walsh enlists the help of her psychic neighbor, Daisy Giordano, to help discover who or what is causing Nightshade, California, residents to die in their sleep with horrified looks on their faces.

At Ellingham Academy, three people are now dead. One, a victim of either a prank gone wrong or a murder. Another, dead by misadventure. And now, an accident in Burlington has claimed another life. Stevie Bell knows who Truly Devious is-- or thinks she does. But David disappeared of his own free will and is up to something. The missing Alice Ellingham and the missing David Eastman. Somewhere in this place of riddles and puzzles there must be answers....

"Sutton Mercer had the perfect life, great friends, and a gorgeous boyfriend...until someone murdered her. Then the killer forced Sutton's long-lost twin sister, Emma, to pretend to be her. Now Sutton can only watch from beyond the grave as Emma frantically tries to figure out who killed her sister, and why. But when Sutton's body is discovered, Emma's time is up--and she becomes the number-one suspect herself"--Publisher's statement on Amazon.com....

Betty and Veronica's cheerleading retreat with the River Vixens was supposed to be fun -- not deadly. Betty, Veronica, Cheryl, and the rest of the River Vixens are heading out of town for the weekend on a cheerleading retreat. So Archie, Jughead, and the rest of the guys decide to have a poker night at La Bonne Nuit. But a storm causes the power to go out, and the speakeasy goes into lockdown. When the lights come back on, all of the cash is gone....

When Stevie Bell, an amateur detective, begins her first year at a famous private school in Vermont, she sets a plan to solve the cold case involving the kidnapping of the founder's wife and daughter shortly after the school opened.