Forrest binds with the Apocalypse Mart System, traveling between reality and the Apocalypse, trading supplies for gold. Clara Shaw, an ice-powered Enhanced, enters The Mart. With its absolute defense, Forrest crushes mercenaries, stands up to the Ruin City Lord, and monopolizes trade. His subordinates sweep the Zombie Horde. Earning gold to save his terminally ill mother, he transforms The Mart into the safest paradise, rising to an overlord controlling two worlds!