In science one reasons by analogy, so when mankind is confronted by experiences entirely beyond its understanding it takes an individual with intelligence and bravery in equal measure to push back the boundaries of the unknown?In London, in the 1900s, the solutions to supernatural occurrences were investigated by a man who was famous for his dealings with the unknown and the worlds of the dead: Jarrem Lee ?Ghost Hunter, (or as he prefers to call it, a psychical detective). With the help of college student Arthur Bennett, he embarks on a series of spine-tingling and exciting adventures in the world of the dead.Episode 17 - A Ghost from the Past - When he was younger, Jarrem Lee once succeeded in summoning a daemon and ever since he kept a dark secret. Some ghosts cannot be left in the past.Episode 18 - The Death Knell - Someone is tolling the church bell in the peaceful village of Loscombe and the whole village is afraid. Reverend Upway thinks it a supernatural force and calls in the ghost-hunter.Episode 19 - All Cats Are Grey - The most curious of cases can affect the plainest of people. What is the strange creature which cries outside the house of unassuming Harold Rayner each night?Episode 20 - The Radinski Automaton - Professor Radinski Automaton is truly a remarkable machine, more skilful, graceful and talented than any man alive. But is there also a dark secret at the heart of the machine?