Rina (Akane Hotta), who married Nikaido (Kouhei Takeda), quit the company and became a full-time housewife. Her friend Misuke Mori (Saori Watanabe) envied her as a 'celebrity marriage' and she enjoyed an elegant life with time and money. One day, she encounters Ren (Yuki Izumisawa) and her lover Mizuki Asai (Karen Miyama). She intended to forget about her cheapness, but Rina buzzed her heart. In addition, it turns out that Nikaido is having an affair. Rina decides to go through the masked couple from pride when she sees Nikaido who does not seem to be afraid that 'we are free and ideal couples to each other' to her distraught Rina. When she was spending such empty days, she was suddenly contacted by Ren ...