~ Miren Morishita plays the role of pure love NTR~ One day, Atsushi meets his ex-girlfriend Mirei again. He has a girlfriend, and Mirei is married to her husband, and they are living separate lives. This story is about the events that took place over three days while Atsushi's girlfriend was away on a trip. Their bodies burn with guilt, but their feelings for each other are unstoppable. A record of their sweet, heartbreaking, pure love.