 James and Helen are on their honeymoon and start the tuberculin testing. They re staying at a local inn but are constantly interrupted by the landlady. Back at the practice, Sigfried is particularly harried and Tristan announces that he must return to Edinburgh to take his final exams. He nonetheless decides to help Tristan prepare. James is concerned with the generosity of Sigfried s wedding gift. James meets Angus Grier, a nearby vet, and his student Clinton. Grier invites James along on a call and provides him with a peculiar change of clothes. Sigfried suggests the they hire a student while Tristan is away.