Her husband is an elite employee of a top-tier company, living in a high-rise mansion in the Tokyo metropolitan area. Nanako herself was also a career woman before marriage but now enjoys being a free-spirited housewife. Moreover, her desire for the enviable life she has acquired does not stop but accelerates, and she secretly keeps a young handsome man, Yuuki, on the side. One day, her husband is scheduled to go on a three-day business trip…
