Let me start of describing myself, I'm called Joe, I'm 5'7 with thick brown hair, blue eyes and an impressive athletic build. I'm 17 years old and am regarded as good looking. Now for my sister, her name is Sarah she's 25 and 5'2 thick brown hair like mine green eyes and she has an extremely sexy figure, b cup tits with a tight ass. Last week my family went on vacation to Spain, just me, my sister her husband and our pare...