It's 2017 in Tokyo, Japan, just three years before the city hosts the Olympic Games in 2020. The Shutoko metropolitan highway system is being removed and refurbished across the city, and new areas and amenities are being built at a breakneck rate in order to finish the work in time for the Games. The Hyuga Corporation, a big corporation that was successful in pioneering the practical use of artificial muscle fibers, is introducing a slew of items that enhance human muscular functions and is experiencing a major profit rise. Hyuga Corp. was quietly creating a powered suit at its offices on National Route 246 in Tokyo's Gaien-mae area, giving persons with ordinary physical condition enhanced talents and abilities.