A mature couple on a hot spring trip with two couples who came after a long time, remembering their young age and burning up hot

A mature couple whose children have grown up, separated from their parents, and finally became able to go on a trip alone. It reminds me of the time when a married couple, who usually do not connect their hands, met each other in a mixed bath. The two of them, who have had a hot kiss and burned for the first time in decades, are asking for each other's jealousy over and over again... Judgment number 263530