When a black spore core unearthed in the Arctic unleashes a zombie plague, the world descends into apocalypse. Former special forces captain Isquill awakens the power of Radiance, becoming humanity's last hope. The truth emerges: this is an alien civilization's life-seeding experiment. Leading the Dawn Legion through bloody battles, Ezekiel defeats the Infected King Alpha, ends the alien conspiracy, and guides humanity toward rebirth.