Ghost Mask is a highly skilled assassin and enforcer who works for the "International Shadow Grand" organization/or ISG groups. He is known for his distinctive, personalized mask with small horn-like protrusions at the top, which symbolizes the devil and his rage. Since January of 2024, these organizations has supposedly "normalized" murder and performed unexplainable acts of resurrection, and Ghost Mask has played a key role in these unprecedented feats, just along with everyone else. Photos of his unique mask have circulated on Pinterest, further adding to his mysterious reputation.