Raven, a 15-year-old Borstal boy, is released on probation to live with Professor Young, an archaeologist immersed in research into Arthurian legend, and his wife, an amateur ornithologist. The professor is working in deep underground caves whose carved symbols suggest that King Arthur may have used them as a hiding place, and Raven is intrigued by his belief that Arthur was not one man, but a succession of chiefs.But the professor's research in is peril: the government plans to build a nuclear waste reprocessing plant on the ancient site. As Raven is drawn into the battle to save the cave system, he begins to understand its mysteries - and the brightly coloured bird that has accompanied him on his journey holds the key to the discovery of his own unique destiny. Future Quadrophenia and EastEnders star Phil Daniels is Raven, alongside Michael Aldridge (Last of the Summer Wine) and Carry On... stalwart Patsy Rowlands, in this six-part fantasy series in which occult and supernatural them