Against the Current, a Cup of Loneliness

There is a mysterious organization in the world. It has no name. People call it a terrorist organization. It is both righteous and evil. They help the police but demand arbitrary killings. They have special powers and abilities beyond imagination, and most people in the world worship them... The detectives and police officers who entered Building F never came out after entering. There was only one person... He escaped and discovered an earth-shattering secret! Organization F has less than 20 people... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.