Okay so one thing that irked me (out of MANY) is that you can sleep with a married individual and still be buddy-buddy with their spouse. In real life if you did that, they would hate you, so, for the sake of realism, why not add a similar mechanic to Skyrim. The idea is simple (in my head of course ) If a married or courting individual finds out that you hooked up with their spouse, your disposition with them decreases; and if they already have a negative disposition toward you, they may send