Mi-ju's day has gone badly: her career as a musician and a teacher are stalled, a former student threatens revenge for a bad grade, an invitation to a concert reminds her of a friend's fatal car accident, there's a near accident on her drive home, and when she arrives, things are momentarily creepy. That night, a ghost visits her, and everyone in her household, including her dog, her sister-in-law, her husband, and their two daughters, is at risk. Over the next few days, the past takes on new importance. As people die horrid deaths, Mi-ju must discover where the evil resides