Earth...... it is the year 2500 A.D. humans set off to find new worlds for them to discover.

Sera........ 100 years have past and great civilisation is now present.....but wars started between the humans.


Sera........ 1000 years more into the future...... The Locust Horde emerges From Sera's underground With 1.6 billion Dead on emergence day. humans stop fighting and team up againt the locust Horde. And Marcus Fenix is imprisoned at the maximum security prison.

Sera...... 4 more years into the future. the wars keep going on. and Finlay the Horde as managed to break through the COG blockade. all that is Left is the injured wounded and imprisoned. The Cog set a force to eliminate the Horde and bring freedom back to Sera.