Owner Diane brings in her 12-year-old cat Pixie, who's been hit by a car. Noel believes he can help Pixie walk again by giving her a revolutionary bionic implant. A Great Dane called Ellie has deformed bones and discs pressing down on her spinal c... (more)ord. To give her some years of pain-free life, Noel implants bone marrow taken from the dog's shoulder into a special scaffolding in her neck, helping the vertebrae fuse together and relieve the pressure on her spine. Meanwhile, practice receptionist Natalie introduces a new arrival to the team.