In the Gray Man Federation where materialism reigns, delving into history is a taboo of all taboos, especially the secrets concerning the Ancient God Merc and the "Ark of Redemption" sect.
But having been driven to the brink, he no longer cared.
His company terminated his contract the moment he contracted "Rust Disease," leaving him without money for treatment or for replacing his faulty prosthetics. And just as he was troubled over his illness and his next job, a bill demanding loan repayment arrived at his home.
The rope always breaks at its thinnest point, and misfortune favors the unfortunate.
The Federation Council seemed to act as a stern father toward him, yet when it came to issues of banks and companies, they turned a blind eye.
And just when he had hit rock bottom, he heard about the Ancient God "Merc" from others who shared a similar fate.
