You take a good, long look at your girlfriend-turned-into-your-own-clone. He looks at you for the same period of time. You notice that his pants (which have also turned into an exact clone of yours) have an ample bulge in the front. "Looks like someone wants to have a little fun.", you say.
"I-it's just my hormones!" he says, not very convincingly and with noticeable embarrassment.
"Well, why don't we take some stress off of those hormones?", you ask him.
"W-what are you implying?", he replies. You respond by pulling his pants down and staring at his crotch. You're not sure if it's because the guy who looks just like you is your girlfriend or if you're actually sexually attracted to yourself, but you get an almost immediate hard-on when you see his penis pushing his underwear forwards and you can almost smell that he feels the exact way. "Would it be considered incest or masturbation to have sex with someone who is an exact clone of you?", you ask yourself. "Eh, whatever it is, it's kinky!"
You pull his underwear down to his ankles and you realize just how big your penis really is. You begin to get on your knees and suck his dick when...
"Wait!", he shouts.
"What is it now?" you ask.
"How about we choose what kind of sex we want to have?", he replies.
"Doesn't sound like a bad idea. How about...