Horror writer Arthur Machen journeys from rural Wales to the suburbs of late Victorian London, reflecting on the intangibility of things. Meanwhile, a lecture on the history of Arthurs homeland, beginning with the formation of the Earth, begins to unravel. Arthur considers the Roman settlement buried beneath the soil of his tiny Welsh village and wonders what mysteries lie below the empires great capital. Narrative and diverse sound sources illustrate Arthurs quest to cross the borders of time and space to discover hidden realities beyond the veil of the everyday world.