“It's always like this,” he said. “We're not far from the Mersey.”
“I never liked these trainers much anyway.”
The puddle was far too wide to jump. They edged around it, against the embankment wall, and even then they were paddling in shallow, cold water. The traffic on the motorway rumbled through her shoulders as she worked her way along.
They soon reached the entrance to the tunnel. It had straight sides and a rounded roof, like a miniature railway tunnel, just high enough for them to walk through without stooping. From the dim illumination of distant streetlights the floor seemed to be more mud, in which feet and bicycle tyres had worn a deep groove. Most of the path was lost in darkness but an arch-shaped patch of grey shone dimly at the other end. It seemed farther away than it sh
