I thought they must be watching a TV, my view was blocked. When one of the guys moved I had the shock of my life! The blonde girl was sat on a kitchen...chair; she had nothing on top. Naked from the waist up – and she was sucking a guy off! She was jerking it while another had his hand in front of her. When he moved a bit I could see she had her legs wide open, skirt round her hips and – no knickers on. She was letting the other guy finger her, and her hand was playing with his cock too. I guess. NOW!"He looked around—everyone was still drowsing, and there were snores coming from several places in the cabin. The galley lights were turned down now, showing that there was a skeleton crew on duty.She squeezed his cock harder and then pulled her hand back. Under her covers, she rebuttoned her blouse, but did that nifty little shimmy trick where she pulled her bra out. She leaned over to him, nibbling on his ear... "Two minutes ... The handicapped lav. I NEED you!" With that, she passed her. "Not saying a word but watching me carefully, Sally reached down with her free hand and lifted her short blue skirt right up round her waist, letting me see she was wearing a pair of full size pink cotton knickers. Taking a deep breath, she started stroking my throbbing prick through her gym knickers as she slipped her other hand between her legs and started fingering her hot schoolgirl pussy through her pink cotton knickers.The sheer excitement of having my little sister masturbating me. Gathering her juices on my fingers I lubricated her tight little anus and slipped a finger inside. Jay responded by pushing back hard and looking over her shoulder with a big naughty grin on her face, moaned softly and said, ‘Mmmmmm. Yes please.’Moving onto the table, I pulled Jay up with me. Straddling my legs she lowered herself down onto my rock hard cock and then leaned forward to kiss me passionately, her hips rocking back and forward until I could feel she was on the point of coming..