Murder on the Lamplight Express (The Lamplight Murder Mysteries #2) - Morgan Stang

All aboard for mysteries, murders, and monsters on the Lamplight Express . The orders given to Isabeau Agarwal and her partner are ensure the safety of all passengers and crew until the point of destination. But on the maiden voyage of this luxury train, nothing is quite what it seems. Isabeau soon discovers why her unique professional skills are needed when the passengers are threatened with a possible monster hiding among them.