A man named Shinya, who lives in a certain apartment, one day accidentally witnesses his neighbor, a married woman named Saya, cheating. 'She seemed so serious and pure, but to bring a man home... people are not what they seem.' Shinya decides to use this incident to control Saya and starts plotting a despicable scheme, putting it into action. He investigates the man's home and workplace, threatening Saya that if she doesn't comply, trouble will come to the man…
