Stuck working in the Lost and Found of the Toronto Transit Authority for the summer, seventeen-year-old Duncan finds the diary of a serial killer and sets out to stop him.

When a frightening murder occurs after one of her famous mother's rock concerts, sixteen-year-old Shayley tries to help the police find the killer and to determine whether her long-lost father has some connection to the crime.

Seventeen-year-old high school senior Cameryn Mahoney uses skills learned as assistant to her coroner father to try to unravel the mystery of a local teacher's gruesome death, while also awaiting a possible reunion with her long-missing mother.

Having moved from Anaheim to Hollywood, California, so her sister can star in a television sitcom, shy and lonely Jessica tries to discover who is selling unflattering stories about her sibling to the tabloids. First in a series.

Convinced her brother's death was murder rather than suicide, sixteen-year-old Frances begins her own investigation into suspicious student activities at her boarding school.

When Rosie agrees to take care of her grandfather's Mercedes while he is in jail, she gets more than she bargained for, including being thrust into the middle of a jewel heist mystery and being attracted to a dangerous boy.

The last place fifteen-year-old Juliana wants to be is halfway around the world in Blackthorn, England, an idyllic seaside artists' colony her mother has dragged her off to while her parents weather a trial separation. Juliana misses her father terribly and doesn't understand why her mother needs to travel so far to resurrect her artistic self, which she claims to have lost in the marriage. Soon after they arrive in the tiny village of Blackthorn, the artists' colony is set on its heels by the murder of one of its own. Juliana feels compelled to solve the crime, but she is shocked and frightened when it seems that clues in the matter are hitting a little too close to home. Can she figure out who the murderer is before anyone else--herself included--gets hurt?

Torey Adams, a high school junior with a seemingly perfect life, struggles with doubts and questions surrounding the mysterious disappearance of the class outcast.