 The "Linebarrels of Iron" story takes place in a alternate universe in the year 2019, centering on a junior-high school student named Kouichi Hayase, who escaped his daily life of being ridiculed as a child by daydreaming about being a hero.His life is forever changed during a class trip in 2016 when an artificial satellite falls from orbit.Due to this "accident", Kouichi is left in a coma for half a year, and upon awakening, found himself with strange powers, including superhuman strength.