Five popular AV actresses, Kohaku Uta, Aozora Konatsu, Aiuchi Mare, Hikari Matsushita, and Suzu Tsubaki, who have never tried aphrodisiacs and don't believe in their effectiveness, are given a super-strong aphrodisiac that acts instantly, and when they are put on a crowded bus during rush hour, the effect is tremendous! They are turned on by the touch of other passengers' shoulders, and even though they are on a bus, they can't hold back and urinate while climaxing, turning into women with a full body erogenous zone!