S1, E4: Woody the St Bernard pup moves in with the Summerscale-Heards in Surrey. For the little pup, there are big hopes. Five-year-old Dexter has cerebral palsy, and his parents want Woody to become his companion and learn to carry out simple assistance tasks. In Hull, Mungo the cocker spaniel joins Alastair, Daron and their possessive older cocker spaniel Milo.