A young woman has a tragic accident, slipping on a skateboard and falling off the roof of a tall building. Koo Chi Ming, an insurance investigator, is sent to determine whether the girls death is an accident or a suicide and he recognizes the young woman from an earlier chance encounter. His boss wants him to conclude it was a suicide so that the insurance company doesnt have to pay. The young womans ghost visits Koo to tell him that her death was accidental and they fall in love. When Koos girlfriend and his parents find out hes in love with a spirit, they hire an exorcist to get rid of her.