The discoloration of an Oxfordshire river, deepening to a murky brown, prompts a question from two residents to their local water company: an inquiry that ignites a decade-long investigation into the core of one of the nation's most signifi…

The unfolding tragedy deepens. An eight-year-old girl has died following a visit to the shore, raising urgent questions about the possibility of contaminated water. Could the presence of raw sewage have been a factor?

The play culminates in a stark unveiling of environmental degradation, criminal culpability, and the corrosive power of corporate wealth.