Kawashima senses a strange presence inside his apartment, and sets up security cameras in an attempt to find out what that is. Then the doorbell rings, and a succession of other bizarre phenomena send him into a state of panic.

An influential politician loses his wife who has supported him for 40 years. One day a young girl who introduces herself as his wife's 'friend' shows up and give him a video. Watching the video, he realizes that there was another side of his wife.