The Yoshine couple live in the apartment next door... The beautiful wife shows a carefree smile when she greets them every morning, but the man, a single freelancer working from home, always glances at her with lewd eyes. Most of the man's gaze is fixed on the wife's defenselessly swaying, plump buttocks. The faint panty line is visible through the alluring peach buttocks of the wife... One day, the man sees the wife struggling to carry some luggage from her house by herself, so he helps her...