If convenient, come to Baker Street at once. If inconvenient, come anyway. S.H.

When Watson rushes to Baker Street only to find it is for a case about a professor’s misbehaving dog, he is not pleased. What he doesn’t know is that Holmes is really investigating the professor’s seriously strange behaviour – crawling through the hallways, hiding secret letters and even climbing the side of his house. No one knows why or how it is happening, but one thing is for sure: there’s something creepy about Professor Presbury …