Sam and Janet's sex life had become boring. After Sam's suggestion about swinging was soundly rejected by Janet, his friend Smith referred him to a photo studio that had done wonder's for Smith's sex life by making his wife feel sexier, posing in erotic costumes. But Smith warned Sam that optional services had run up the bill, so he should be careful.
This is the first part of a likely series, with the theme of "What's a little____ between friends?" I'm not sure if I'll stay alphabetical, but I'm starting that way, with a story about consensual adultery between a man and his best friend's wife, with the full knowledge and approval of the husband, even his participation at times, such as their first encounter, a "devil's threesome."