Shower Head For Three

WARNING: SHOWER HEAD FOR THREE IS A 3500+ WORD HARDCORE EROTICA SHORT STORY - ADULTS ONLYA man discovers that there's more to his trainer than meets the eye when he hears him with another client in the shower. Soon, he can't stop thinking about what he saw and heard, and simply has to find out more...but will they welcome him into their hot and steamy session?EXCERPT:Moooooooan..groooooooan... At first I thought it might be pipes.
But it didn't take me long to figure out it was something else. A quiet hiss, followed by a shuddering moan alerted me to the fact that someone was in the stall next to me. I couldn't hear any water. If I wasn't in any doubts, a moan that I would only describe as sexual filled the air next to me...