Larger

"Ahhh! Fuck!" you yell as your jeans pull painfully tight across your crotch.

Looking down between the mounds of your new breasts you see an obscenely large bulge stretching the seams of your fly. **** to releave the building pressure you tug at your jeans but they are already stretched too tight get them off. Finally it's the stitching that gives way, the fabric tearing apart to release your now massive cock.

"Oh my" Zoe gasps blushing as she stares at what the raygun has done to you "That's a really big dick. I mean I assume it's big. I've never actually been this close to a real one before. How does it feel?"

You attempt to cover up embarrassed to be exposed like this in front of your own sister but your hands prove hopelessly inadequate to the task. Your enhanced member slaps loudly against your thigh, hanging almost to your knees while your balls are as big as softballs.

You give up on trying to protect your modesty and instead focus on retrieving the raygun. You lunge at your giggling sister intending to use your size advantage to over power her...