Ruri, who had grown tired of her boring days, one day encounters a molester on the train. Paralyzed by sudden fear, she can't even scream as her large breasts are groped, becoming the molester's plaything. Ruri escapes back home but relives the excitement from the train and ends up masturbating. Awakened to the unfamiliar pleasure and excitement, Ruri boards a train with a molester again…
