In the throes of a horny daze, the hidden observer can't help but inch closer, their breath fogging the glass door. The bather's soapy caresses fuel their arousal, their own hand creeping into their pants, stroking in time with the wet, slippery movements on the other side. The tension builds, the voyeur's grip tightening, their knuckles white, as the shower's steam thickens, and the bather's moans grow louder.