Mahiro, a young newlywed wife, is unhappy with her husband's frequent business trips. When she visits her neighbor across the street to introduce herself, she finds the alluring and erotic Ayaka... Ayaka sees through Mahiro's frustration and seduces her... A kiss to the married woman's melting pussy, which can't be satisfied by masturbation, causes her to drip with lustful juices, leading to forbidden lesbian sex with her neighbor while her husband is away.