Eight-year-old Charlotte wants to be a doctor when she grows up, just like Dr. Granny Snow. Her grandmother gives her a doctor's bag for her birthday, with a real stethoscope and bandages. Charlotte tries to save every animal that she finds: frogs, bumblebees, butterflies, and a turtle. Some she can save, others she can't. When her dad finds a little puppy covered in cuts and bruises shivering behind a dumpster on a stormy night...