The Hayama couple have bought a used condominium and are about to start a new life. However, the housewives in the neighborhood have noticed the couple getting along well, and the wife, Sayuri, has her eye on them. After being subjected to daily insults and nasty harassment, she is on the verge of a mental breakdown. Then, Sayuri finds a way to get revenge on the woman she hates by seducing her husband on the internet. She takes off her glasses, her lips turn red, and she puts on provocative underwear and provocative clothes, smiling like a "bad girl" at the men next door who are her targets...