Troubled Waters

London is in the grip of the worst heat wave on record and panicked by a serial killer who has already claimed the lives four teenage girls. 14-year-old Charlie is the only one to make the link between the killings and the lost rivers of London when he realises that all the murders happened at ancient sites of sacrifice made to the river gods. His realisation takes him on a journey that leads him into the dark underworld of forgotten tube lines where he encounters an evil and angry presence arisen from the polluted waters. The authorities don’t want to know and dismiss his findings leaving Charlie alone to find and confront the spirit before it destroys the city and takes more lives including Charlie’s and his brother Rob's.