Cursed Spiritual Infection: I Am Possessed - 24-Year-Old Office Lady Yuki's Case(2010)

This is the third in a series of films based on horror stories. In a building where women who are supposed to be at the peak of their happiness jump to their deaths one after another. Yuki, who works at a general store in the building, receives a gift of an engagement ring from her long-time lover. But then a strange feeling begins to hover around her...