Ha-jeong, a high school girl living an unfortunate life, has only a glimpse of the daily life of the influencer "Daldalrun." Ha-jeong has an obsession level of affection for her and even hacked into the wall pad of her house and peeks at even her very private life. One day, while peeking into Daldalrun's room as usual. Ha-jeong witnesses Daldalrun's death, and the next day, she finds herself possessed by her dead body....