The three married women who work at a family restaurant are all nymphomaniac, and they seduce the part-timer and have sex with him while they're at work. When they find a young customer they like just before closing time, they start teasing him right there in the restaurant. When the manager and the part-timer come in, they all say, "Let's all have some naughty fun together!" The mature women's sexual desires get the better of them, and they end up in a huge orgy full of sexual harassment.