While Nozomi’s husband Kenta is away on business, newly arrived neighbor Takada helps her with her shopping and pushes his way into sharing wine at her home. Exploiting her loneliness, he fondles her during a call from her husband and has sex with her. Nozomi regrets the betrayal in the shower but succumbs again to Takada’s smooth persuasion. When he returns another day, fierce kissing takes them to the bedroom. Unable to ignore her husband’s call, she answers during sex at Takada’s command, struggles to hide her moans, and sinks deeper into the thrill and pleasure of betrayal.