Mayu is newly married and suddenly strange things begin to happen. Mayu (Mayu Minami) visits the Haruhara house to greet Mirai (Mirai Haruhara), who lives next door, and when she rings the doorbell, there is no answer, so she looks inside to find the door unlocked and sees her sitting at an empty dining table talking to 、、、、. From that day on, strange things happen one after another...