Mackenzie Casper has always lived in the shadow of her famous mother - a best-selling author whose dark, twisted tales have garnered fans across the world.

When her mother dies in a tragic accident, many fans are left grieving. But Mackenzie is left with more than she bargained for when investigators start asking questions.

What if what happened wasn't an accident? What if it was murder? Then, a mysterious envelope arrives, with pages from her mother's diary-

Want to know a secret?
Love, Mom.

What Mackenzie reads leaves her in shock. Then comes the next letter...As Mackenzie starts her own investigations, she begins to uncover the secrets her family have hidden from her for years.

But which one was worth killing for?