In a Somerset village, a teenage boy confronts a teacher with a story he should know nothing about. The boy's impossible knowledge uncovers memories Michael Martin has done his utmost to forget - and soon propels him into danger. As Martin confronts his past once more, three girls arrive in the village of Pen Selwood, one of them drawn by an ancient instinct to find a man called Ferney. Her actions reignite a love story, an instinct that cannot be broken, irrespective of the hurt and danger it brings to those around them...