James is exhausted running between Heston and Skeldale, and to make matters worse, he's often finding himself on the wrong side of Richard Alderson - this time, Richard's got a bee in his bonnet about the muddy floor. Meanwhile, Mrs Hall and James are curious about what Siegfried's been up to when James finds him wandering home after a night out.James visits a local nurse, Sister Rose, to tend to one of her rescue dogs, and ends up agreeing to buy an X-Ray machine from the hospital, hoping that it will benefit the surgery, but he hadn't taken into account Siegfried's reaction, nor the problems it would bring to the house! He enlists Tristan's help to fix things.Siegfried visits a concerned Mrs. Pumphrey, who fears that Tricki is giving her the cold shoulder. Meanwhile, in Darrowby, Mrs. Hall is perplexed by the odd behaviour of some of the locals and Helen wonders if Siegfried's behaviour in her absence might account for it. Mrs. Hall has to have a delicate word with Siegfried to try to put things right.When Sister Rose's dog worsens, James is put through his paces to attempt to save him.Richard is forced to eat his words when he realises that he's been wrongly accusing James all along. Helen has some news to share about her sister, Jenny.Meanwhile, Mrs. Pumphrey reveals her hopes for Tricki's future to Siegfried – can she breed the next generation of Tricki's from him before it's too late?