The Morisawa couple live in the apartment next door... The beautiful wife always greets them with a carefree smile every morning, but the middle-aged man, who is single and works the night shift at the factory, is always casting lewd glances at them. Most of the man's gazes are fixed on the wife's voluptuous, swaying buttocks. The faint panty line is visible through the enticing peach buttocks of the wife... One day, the man sees the wife struggling to carry some belongings from her house by herself, so he offers to help her...