Suddenly, strange things start happening to Mayu, who has just started her married life. Mayu ( Mirai Sunohara ) visits the Sunohara household to say hello to her neighbor Mirai ( Mayu Minami Mirai) after moving in. She rings the doorbell, but there is no response. The door is unlocked, so when she peeks inside, she witnesses Mirai sitting at an empty dining table and talking to someone. From that day on, strange things start happening one after another...