The bustling city of Madrid never sleeps, and neither do its horny inhabitants. Young men and women, driven by insatiable desires, sneak away to indulge in their carnal cravings. They find refuge in the city's nooks and crannies, their hands working feverishly to bring themselves to climax. The city's rhythm is their heartbeat, the streetlights their only audience, as they lose themselves in the throes of self-love.