I knelt down with my phone on video mode and slowly turned the handle, the rush of water instantly got louder and I inched the door open. I didnt hear...any screams of indignation so I stuck my head thru the gap. I couldnt believe my eyes, there was my beautiful little sister standing under the spray rubbing shampoo into her hair. That perfect little heart shaped ass was directly in front of me and as she moved around I caught a side view of her cone shaped tits. I guess they were about a B-cup. She slowly turned her head away, but didn not leave. I kept running my hand up and down my shaft, squeezing just below the head of my cock.I turned slightly away from her to be less direct. I noticed that she turned her head so she could see what I was doing, but not be brazen. When I had enough pre-cum, I rubbed that on the head of my cock and shaft for lube. At that point, Jill turned hear head some more so she could see better.At this point, I had all I could do not to cum right away. I. On her second visit they'd BOTH arrived 'Punky', Mandy in her 'usual' attire and Karen dressed almost identical: high-heels; fishnet-stockings and a similar leather mini-skirt. She'd also 'spiked up' her hair and 'added' to her make up, which made them look almost like 'twins'. The only real difference, he shortly discovered (aside from their hair colour), was their respective choice of underwear. Karen had donned a more normal thong while Mandy was wearing some 'crotchless'-knickers, a. She’s been paying me back ever since.” Chris had no idea what was going on, he turned his head to look at Charlotte and she had a naughty smile on her face. This confused Chris even further. What was she smiling about? Wondered Chris, Is she enjoying this? They locked eyes for a while before Sarah broke the silence.“You like her, Chris? Isn’t she beautiful? Hasn’t she got an ass to die for? Charlotte, give Chris a spin.” Charlotte walked over to Chris, standing in front of him. She turned.