A mysterious entity that appears in Zhang Modu's room, perpetually enveloped in a haze of dark threads and thick inky smoke, forming an invisible barrier against modern facilities. It communicates with Zhang Modu about his mission, revealing that Lin Yu is the protagonist and chosen one of the Small World. It tells Zhang Modu that his Emotional Link was sealed but the power of the Small World makes feelings natural. It warns Zhang Modu to complete his mission or not expect to survive.