Buster the cat's owner finds him in pain and pulling himself byhis front legs. With the help of some X-rays, it's up to Dr.Devon Boyd to determine Buster's issue. Through creativesurgery, she may just be able to put the spring back in hisstep. Then, a young Italian greyhound named Chelsea comes to afollow-up appointment with cardiologist Dr. Regan Williams,who previously had discovered a heart murmur in Chelsea. Aproper blood test, coupled with an ultrasound of the heart,could be key in finding out what's wrong. Later, puppyHershey's baby teeth stubbornly aren't falling out, whichlands him an appointment with Dr. Sharon French. A routineprocedure becomes anything but as the dentist goes on the huntfor engrained root fragments.