2T4U/Wake up Melony
You go to your geeky sister's room to make sure that she is awake. You are about to knock on the door when you hear the unmistakable grunts and moans of a girl masturbating. You've never thought of your sister that way before, but your curiosity soon has you pushing the door open a crack.
Melony is lying on top of her covers with her pajama top open and her pajama bottoms pushed halfway down her thighs. She is furiously frigging her cunt with her right hand while she kneads her small firm breast with her left. You rock hard cock jumps at the sight before your eyes. You can't seem to peel your gaze from her nubile young body.
She seems to be having a hard time of it, and looks like she's getting frustrated.
What do you do?
Or do you tear yourself away to