If you've read the first few chapters of this tale, you will recall that my husband, Cal and I (I'm Bess) along with our children moved into a new home in Florida. I had a morning routine that after the kids went off to school, I would run a few miles, then return to our yard (enclosed, with a pool) where I would do some exercises and then swim.

Our neighbors, Richard and Teresa became good friends. They had children the same ages as ours and we would socialize with them on weekends and such.

I realized rather quickly that Richard, who worked from home like I did, had an...