Charity, Cain and Debbie arrive at their day trip destination – Almscliffe Crag. Cain begins strolling down memory lane, explaining to Debbie that this place has significance for him and Charity. It's the very spot Debbie was conceived, but the whole situation makes Charity uncomfortable. The mood lightens, however, when Debbie initiates a mud fight that covers all three of them in dirt. Is that a smile creeping onto Charity's face? It soon fades, though, when they try to leave and Cain can’t find the car keys (thetvdb.com)