In the scorching summer heat, Rin and her childhood friend went to a festival. Suddenly caught in a heavy downpour, they took refuge inside a car. In the confined space, her soaked-through bra and rainwater dripping between her breasts caused her childhood friend's dick to harden. The two had never seen each other as members of the opposite sex before; now, their rationality flew out the window, forgetting about their respective lovers as they gave in to each other inside the car. An NTR story that started with a sudden rain.
