When a mysterious black slime oozes up from the plumbing to infiltrate a new conference center, it causes attendees at an environmental convention who come in contact with it to have horrific hallucinations and nightmarish visions of past tragedies. Environmentalist priest Father Douglas Middleton must team up with conference coordinator Khali Spence to stop the slime -- or die trying.

When a teacher takes a group of troubled school children on a school trip to Conwy in Wales, the children understand life outside of Liverpool.