I'm surprised this wasn't the first mod made on the Nexus. Me and a friend smiled at each other and made a bet that it would be after hearing the news that the developers weren't adding them as a part of the vanilla game. I fully support this idea, even if my support is simply in text form or praise.
Asking for a sex mod because it makes the game "fun" (and totally not for jerking it) with terrible grammar. Your posts in New Vegas forums are all on mods that involve tits and sex. I'm afraid we'll need a note from your parents before you're allowed to continue your enquiry, as I have a feeling you're not actually old enough to see adult content.