The heroine, who has just stepped into university life, never imagined she would soon find herself in a bizarre yet sweet supernatural experience.
Her dormitory is located in the most remote part of campus. Shortly after the semester begins, a series of paranormal incidents occur in the building, and the heroine is plagued by inexplicable episodes of night hag. As she becomes more deeply entangled in the haunting events, the hidden intentions and true natures of the people around her gradually come to light. With life-and-death crises closing in, the heroine holds the key to solving everything.
Each character has their own unique charm: the gentle and kind neighbor-brother, the attention-seeking idol senior, the shy and quiet gloomy boy, the cheerful and athletic schoolmate, the lively and enthusiastic beautiful roommate… What kind of heroine can captivate them, and who will ultimately win the heroine’s heart?