One day, my colleague Kazuki invited me over to his place for some drinks. His wife Rei was uncomfortable with her husband's friend watching her breasts all the time, so she kept her distance during our conversation. To apologize, Kazuki gave him a popular esthetic ticket as a gesture. Although hesitant at first, Rei agreed to go after being told that it would be free. However, little did they know that their visit to the spa had been set up by their coworkers and the staff there, leading them to unexpectedly witness Rei's intimate moments through a mirror... *The contents may vary depending on the distribution method.