It doesn't. It's just that I find it more offensive personally than I do violence. Others may feel the reverse to be true, or they may strongly dislike and avoid both. It's a matter of preference.
I realize I'm probably in the minority when I say that I think sexual content and fanservice are usually just cheap ways to attract gamers when the game itself is short on substance (Fire Emblem Fates comes to mind) and that I completely dislike their presence in pretty much any game. While my...