The Chained Fist of Squad 9

The Chained Fist of Squad 9 follows Yumin, a boy who spends five years training to earn a Mystic Instrument from the legendary Golden Book. When he is rejected, a forbidden artifact called the Red Ancient Book awakens and grants him a mysterious chained crimson gauntlet. Feared as a curse, Yumin joins the misfit Squad 9 and fights alongside new friends to stop the Demon Hordes and the powerful Demon Conductor threatening the world.