His greatest power comes with strings attached—and the rewards are anything but ordinary.
When high school student Yuuki Wakura is swept into a dangerous dimension filled with monstrous creatures, he's rescued by Kyouka Uzen, the formidable commander of the Demon Defense Force. To survive, Yuuki enters an unusual partnership that grants Kyouka immense power in battle—but at the cost of some unconventional rewards afterward. Blending supernatural action, military fantasy, and ecchi comedy, Chained Soldier delivers explosive battles, memorable heroines, and a hero who discovers his greatest strength lies in supporting others.