Thread:DavidBrennan99/@comment-25498563-20190922141601/@comment-25498563-20190926185641

Then:

Title: "The Were-Engine Mystery"

Summary: "When strange things start happening at night on Sodor and Percy keeps going missing and acting strangely, Thomas and James are convinced that their friend has been bitten by a werewolf and has been turning into a were-engine at night. But is all this true or is it just a prank Percy made up?"