Public Transportation Turns Titillating

The rumble of the metro, the flicker of fluorescent lights, the press of strangers - it's all just fuel for their fire. Their bodies meld, hands exploring, tongues entwined, as the train rattles on, carrying them deeper into their illicit encounter. The risk of discovery only heightens their desire, the air thick with the scent of sex and the metallic tang of the city.

• Unknown