On a different Earth, a nuclear accident in the midst of WW3 spreads radiation throughout the world, leaving all humans infertile. In a desperate effort, the Nursery-a machine that creates artificial life-was created to avert humanity's doom.

The spawn of the Hatchery are called Artificials, but they are not fated to be equal. Alpha's are extremely rare Artificials, capable of great excellence. On the other side of the spectrum are the Omega, although they seem normal, they are the failures of the Hatchery.

Omega, named by his friends, is an Omega Artificial who's soul awakened to him on a fateful day. With his new given humanity, he sets out on a mission with his comrades to uncover the secrets the world, and the cause of the nuclear accident in 2043.