All eight episodes of the late-sixties TV series about a girl, holidaying with her family in a remote Welsh valley, who stumbles upon ancient magical forces. Alison (Gillian Hills), along with step-brother Roger (Francis Wallis), are spending a few weeks of the summer in Wales, at a house formerly owned by Alison's late father. After discovering a set of dinner plates in the attic, Alison traces the plates' flower pattern onto paper, discovering that they fold in turn into owls. Soon, the house starts to reveal hidden secrets, compelling Alison to experience an ancient legend brought back to life.