When Albert N. Wilmarth, a professor of folklore, begins exchanging letters with a Vermont farmer about mysterious occurrences, he uncovers terrifying evidence of alien creatures lurking in the hills. As he delves deeper, Wilmarth learns of the sinister Mi-Go, extraterrestrial beings with a chilling agenda that challenges human understanding of the cosmos. This Lovecraftian tale blends cosmic horror with unsettling revelations about the nature of reality.