With Earth now left in ruins following the "Nano Hazard", most of humanity has abandoned the planet they once called home along with their physical bodies and rebuilt their digitalised minds into a society within the cyber universe of "DEVA". A.D. 2400, DEVA's central council detects an incident of unauthorized access into their mainframe. A mysterious hacker only known as "Frontier Setter" from Earth has been trying break into system. To investigate the mysterious hacker's motives, the high officials of DEVA dispatch System Security Third Officer Angela Balzak to the Earth's surface. Equipped with a prosthetic "material body", Angela attempts to make contact with a local agent Dingo. Will Angela and Dingo be able to find Frontier Setter on this devastated planet? Their journey to explore the secrets of the world begins now!