The large square space had multiple shower heads lining the wall, some mounted, some hand held. Hoses of various thicknesses and lengths were coiled a...ong the opposite wall and the whole floor was covered in black padded rubber mats. Drains were scattered here and there on the floor and ballet barre was mounted down the middle of the room. It seemed to be one large shower room, how odd. Two female attendants walked towards us, warm smiles on their faces. “Welcome to the River Room,” the one. "Hey, aren't those the panties I wore yesterday?"My erection disappeared instantly. " I .. I can explain! Sorry Sis, I ... unh ...I"She smiled, still staring at my flaccid cock, "It's okay, Robby. I think it's kinda hot that you use your little sister's underwear to get off on.." You do?"She sat down on the edge of the bed. "Yeah, I do. Why don't you finish?" Cuz you're watching. I can't ... just pick up where I left off."She reached for my limp dick. "Then let me help." What! Why the hell are. " I grabbed his hand, led him up the stairs and pulled him into my bedroom. From the hall closet, I grabbed him some shorts and a t-shirt. We changed together with our backs to each other. I slipped on tiny white cotton shorts and a white cotton tank top. The moonlight slipped in from my window and washed his glorious abs and toned legs in beautiful light. I lay on my bed and motioned for him to do the same. We lay side by side looking up at the ceiling. A shiver ran through me and cousin Danny. Weird but wonderful.On some dreary so-called S&M website a group once attacked me for pointing out that whipping had everything to do with sex…..and if not, said I, then they should all go and join the prison service or something. I may have over-argued the point by referring them to judicial punishment, but that seems to be the flavour today. Cold-bloodied, selfish, self-satisfying self-indulgence taking it out on another guy's flesh and bones because it makes you feel powerful and superior…..