In Call of Duty: Ghosts, the story is mostly told through the eyes of one single character, Logan Walker. Players assume the role of Logan for most of the game, with several other playable characters, including an astronaut specialist named Baker, and Logan’s father, Elias Walker.
The game’s main protagonists are the Ghosts, a force of U.S. Special Operations personnel trained to conduct clandestine missions behind enemy lines. The unit is led by retired U.S. Army Captain Elias Walker (Stephen Lang). He is joined by his sons Logan and David “Hesh” Walker (Brandon Routh), along with a trained German Shepherd named Riley, Captain Thomas A. Merrick (Jeffrey Pierce), and Sergeant Keegan P. Russ (Brian Bloom).
Call of Duty: Ghosts is set in an alternate timeline that follows the nuclear destruction of the Middle East. The oil-producing nations of South Americaform “the Federation” in response to the ensuing global economic crisis and quickly grow into a global superpower, swiftly invading and conqueringCentral America and the Caribbean. The game’s main antagonist is Gabriel Rorke (Kevin Gage), an ex-Ghost who turned traitor after being captured and brainwashed with torture and hallucinogens, and now works for the Federation.
SOURCE: Gamers Little Playground