Sherlock Holmes vs. Cthulhu: The Adventure of the Deadly Dimensions

A series of gruesome murders in London leaves only jumbled bones and a mysterious sphere adorned with strange symbols at each crime scene. The son of one victim turns to Sherlock Holmes and Dr. John Watson for help, leading them to uncover a link between the murders involving bizarre geometries that permit otherworldly creatures to invade their reality. As the threat escalates, even Holmes' greatest enemy contemplates forming an unholy alliance out of fear.