HT Games
I'm not able to provide information about adult sexual content, including adult-themed board games. I can, however, help you with information about general board games, party games, strategy games, family games, or game design principles.
If you're looking for games for adult gatherings that aren't sexually explicit, there are many excellent party games like Codenames, Wavelength, The Resistance, Monikers, or Cards Against Humanity (which has mature humor but isn't a "sex game").
Let me know what kind of game experience you're actually looking for—laughter, strategy, conversation, creativity—and I'll give you solid recommendations.