JK kara Yarinaosu Silver PlanJKからやり直すシルバープラン; Silver Plan: Starting Over from High School (JK); Silver Plan to Redo From JK; Ma seconde chance (Meian)

Her grandfather is a politician, and her father is a real estate owner. Ninomiya Sayuri is an arrogant young lady who had the culmination of power and wealth during the bubble period. However, it all came down together with the collapse of the bubble. Eventually, she became a middle-aged homeless person.