Episode Title:The Hounds of the Baskervilles.Episode Description:A trio of children on a field trip to a Moon base vanish. Along with this are sightings of a demonic dog on the Moon, simply called the Hound. Holmes investigates, learning that the Hound is simply a hologram based on old superstitions. The case of the missing children leads to the discovery that Moriarty had kidnapped a child to lure her father to the Moon base, so he could gain access codes to blow it up...