Tagami Masao had been imprisoned for r** and kept quiet for three years, but now his stomach was starting to churn again. "I can't forget the excitement of having sex with a woman..." Tagami thought, when a flyer advertising an apartment vacant appeared before his eyes. In an instant, the steps of his evil deed flashed through his mind. Disguised as a contractor, Tagami asked the neighbor next to the vacant apartment about the occupant of apartment 303. "303? Ah, a woman lives there alone." Tagami had found the perfect prey for himself...