Professor Noel Fitzpatrick treats a Labrador puppy Oscar with an elbow disease, and believes a possible solution might involve fitted plates and stem cell injections. Elsewhere, one-year-old cat Korky is brought in suffering from a crushed pelvis and a broken tail after a road traffic accident, and Raz a Russian Black Terrier with a cancerous growth is at risk of losing his leg. His niece Lishka also get treatment.