
On Cheyne III, Cormac has infiltrated the Separatists by becoming the lover of Angelina Pelter – sister of Arian Pelter. The incident destroys a significant area of the planet's surface, while the loss of Runcible heat output plunges the rest of the planet into unsurvivable temperature ranges. The book opens with a Runcible disaster on the ice planet Samarkand, which was in the process of being terraformed by the energy the Runcible produces.

Cormac is internally "gridlinked" to the ECS AI grid, allowing him realtime mental access and control to most devices on the ECS network. The book follows two main narrative threads: one which follows the exploits of Ian Cormac, a 007-like agent from ECS (Earth Central Security), and another thread which follows the story of Arian Pelter and his band of Separatists from Cheyne III. network for too long, Cormac has been slowly losing his humanity, and takes the opportunity of this particular mission to disconnect and solve the mystery the old-fashioned way. Having been directly "gridlinked" to the Polity A.I. Cormac drops an investigation into Polity separatists on Cheyne III, and takes the starship Hubris to the ruined world of Samarkand to directly oversee the investigation there. The novel follows the exploits of Earth Central Security agent Ian Cormac, as he attempts to discover who or what is behind the destruction of the Runcible on a remote colony. It contains elements of the technological inventiveness of hard science-fiction with a more contemporary political plotline. His first novel, it was published by the Macmillan Publishers imprint Pan Books in 2001.

Gridlinked is a science fiction novel by British writer Neal Asher.
