In a situation where they have no choice but to hide under the covers, the only way for men and women to communicate in a situation where they cannot make a sound is to have sex in silence!! The level of endurance and excitement is inversely proportional to each other, and they reach a climax! Contains 3 stories that will make you feel the pulse: "A limited, closed-door love affair in a shared house," "The man who was serving the staying couple turned on me," and "The night shift nurse who is on the rounds is over-caring for the hospitalized patients."