Haki Kamau, a young stray fielder lives with his mother, who runs an orphanage for stray fielders in a small city called Lost Castella. During a freak silo attack, an agent of the Six Towers(the headquarters of the fielder's guild) nicknamed “the Knife” attacks their home. Although Haki manages to escape, The Knife kills his mother and burns her orphanage to the ground. Years pass and Haki Infiltrates the Six Towers on a quest to avenge his mother. Joining the Specialist Fielder Program, he makes new friends and foes. Embarking on missions and uncovering secrets within the Towers. Some of which serve the purpose of concealing the existence of something malevolent, far more ancient than fielders, silos and humans. Haki sees himself derailing from a vengeful lane, to a hero’s highway.