Brothers Jae-pil and Sang-gu settle into their idyllic rustic home nestled deep within the woods, fulfilling their dream of living in a serene, countryside retreat. However, their peaceful life takes a sinister turn when unwelcome guests enter and inadvertently awaken a dormant malevolent spirit hidden in the basement. As the evil entity is unleashed, a chilling dark force begins to spread, casting a shadow over their once-tranquil sanctuary.