Biscuit the classroom hamster keeps escaping, but she is not wandering at random.
When Biscuit appears on Ethan's desk, he discovers an old drawing hidden inside it. The picture shows another hamster, along with two mysterious words:
Find her.
Ethan and Amaya follow the clues to a former student, a forgotten box of artwork, and a secret that has been waiting five years to be uncovered.
Meanwhile, Max and Toby, two ghosts hiding inside Millbrook Elementary, are investigating the same mystery. Max wants to remain unseen. Toby is mostly interested in whether Biscuit can see him.
When the school prepares to throw away its old supplies, the detectives must solve the case before an important message disappears forever.
The Haunted Hamster Mystery is Book 2 in The Secret Ghost Detectives series, a funny and lightly spooky mystery for readers ages 8 to 12.