Mysterious happenings are mounting up for Josh, Sean and their estranged alumni. Josh Sandison-Morley was born a sceptic. Why else would he insist there's no such thing as ghosts when he's eliminated every plausible explanation for the noises in his former therapy rooms? Sean Tierney's having some 'performance issues'. His GP says there's no physical reason: his blood pressure is under control, and he's stayed off the booze, ergo it's...