Note the presence of the huge deck, which both overlooks the sea and beach, but the pond in back.
The new addition is unfinished, leaving the new owners to use it as they like, i.e., restaurant, bar, or simply another rental spot. It has a ceiling, the rough electric and plumbing installed, so decorate to your taste!
Following is a more detailed site plan map
Following is detailed floor plan of finished house, on the right, above