Mr Nice Guy

You discover a way to slowly gain more control over any man or woman, and decide that your first test subject should be your roommate's stunning wife.

What if you could do anything but had to agree to the terms set forth?

These branching stories are going to have 3 very simple premises: 1) You exist in a world where your character AND ONLY your character gets to have sex with whatever group or groups of people you choose wherever and whenever he or she desires. 2) The circumstances under which he or she can have sex with that group can be specified generally or specifically. 3) The response of the people you have sex with and/or the general public can be chosen.

A young man finds the Developers. They are the people who control how the universe works. For being the first person to locate them in history, they reward you with a special power. You can do what you want, where you want, and with who you want. How will you use your new power?

You are invited to a magic show. Unbeknownst to you it has a sexy twist with real magic.

It is true when they say that clothes make the man. In this case making the man it's quite literal. Both male to female and female to male welcome as well as others not mentioned.

A lucky protagonist stumbles across a magic book that lets them rewrite the rules.

A collection of separate stories that all involve guys ending up in a dresses

Reincarnation is such a wonderful thing to have happened. Reincarnation in another world? Goodbye, pesky Earth! The new world has magic, skills, all the good stuff? Amazing! What's that skill? What does it do? Oh no! Please stop!

A lucky protagonist discovers that they have the ability to claim ownership over anything or anyone by writing their name on it.