Set in Modern times.
This is not the idea itself, this is just an interest check, to see what people think before we work it out in great detail.
A very wealthy man, who has find memories of the 1950s decides to will a vast majority of his wealth to a long term sociological study. The Stepford project, named after the story is fairly simple, establish a town based on the nuclear family of the imaginary 1950's but incorporate sexuality , and concepts into it.
Woman are submissive to there men, Angels in public, porn stars in bed. Everyone in town is over the age of 16, and there is plenty of sharing of woman. Daughters are supposed to train to be like there mothers, and may or may not be biologically related...