``If it were me, I wouldn't make Rin-san feel lonely...'' Rin was frustrated by the cold relationship between the couple, which lacked the love they had when they were newlyweds. She suddenly receives a confession from her colleague Kazuya, who was in love with Rin. Rin is bombarded with passionate love that her husband does not have, and she remembers the joy she feels as a woman. Her single-minded feelings melt the lonely married woman's heart, and she quickly becomes closer to a man and woman than just her colleague.