The Kimura couple had twin children and lived a happy life. However, their dedicated child-rearing days did not allow them to be intimate as a couple. As the children grew, the number of candles on the cake increased over 18 years. The two sought each other but kept their feelings locked away in their hearts. And in 2026, the kids leave home upon getting into college. The front door closes, and complete silence arrives. The two of them looking at each other no longer need words. They release 18 years' worth of pent-up sexual desire, anywhere they please...
