Nami Okimiya, in celebration of her second anniversary as an exclusive actress, is now tied up! Nami is working as a housekeeper at the home of her husband's boss, Ozawa. There, she accidentally peeks into the Ozawa couple's SM play... Although she is confused by her perverted and perverted hobby, she can't get it out of her head and continues to secretly peek. However, eventually Ozawa finds out about it... Nami is tied up and played with, and goes with the flow. Her body begins to crave more stimulation as she experiences a new kind of pleasure for the first time...