Esoteric Cult Simulation: Start with the Killer

Hidden beneath the surface of reality is a crazy world. Extraordinary person, secret teaching, path. As a time traveler, Rean successfully opened his system panel by coincidence. Begins his first Tantric simulation with "The Killer." Years later, when all final pathways have owners. Only then did the key members of each secret sect discover an outrageous fact—— What does it mean that your boss is actually my boss?