OL nijūkusai nikuyoku no hate (1998)

Every day, Keiko, a woman, stares intently from her car as Kuroda, the company president, and Rumi leave their apartment building. She believes that the ring Kuroda once gave her was a symbol of their engagement, and directs her growing jealousy and hatred towards Rumi. "Before that woman came along, he satisfied me so many times... I hate that woman!"