Bob Smith is a naval officer who had Agent Orange spilled on him in Vietnam, and suffers from severe PTSD in addition to disabling neuropathy. After living in Spain, he returned to America and settled in the Ozarks, where he is pursuing his dream of writing.
Sara Rhodes, wife, mother and certified nursing assistant (CNA) lived in Alaska before moving to the Ozarks with her family in her early teens. Bob is her patient whose teachings about PTSD helped her recognize her own father's battle with it.
Both Bob and Sara find animals to be a great source of comfort and healing.