When a dinosaur fossil hunter is blackmailed by kidnappers who need her to fake a validation in return of her beloved pooch, Ada and Mary are given three days to find the offenders and save the scientist's reputation.

"How does a story begin? Sometimes it begins with a dream, and a dreamer. Mary is one such dreamer, a little girl who learns to read by tracing the letters on the tombstone of her famous feminist mother, Mary Wollstonecraft, and whose only escape from her strict father and overbearing stepmother is through the stories she reads and imagines. Unhappy at home, she seeks independence, and at the age of sixteen runs away with poet Percy Bysshe Shelley,...

During a sleepover, Joe and Sam come face to face with Frankenstein's monster. They take him back to the nineteenth century to drop him off with his creator, Mary Shelley, but their helpfulness may end up changing the history of horror fiction completely.