Earlier post re 17% that report s** with a brother or sister in law. I suppose i fall into that group. I used to constantly try to f*** both my sisters in law. Closest I ever got was a summer camping trip sleeping in a family sized tent. Older of the two sisters in law on one side of me my wife her baby sister on the other. It was hot and humid and while sheets were involved we all openly knew we were sleeping n***
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