Mars Yellen, the heir of the Dragon Spear, has been a soldier since childhood, spending twenty years on horseback. On the brink of his success, he unexpectedly discovers that the enemy who slaughtered his family twenty years ago is actually his father's adopted daughter! Determined to avenge his father, Mars, with his spear, embarks on a quest for vengeance but finds himself entangled in the mysteries of the Dragon Spear. Amidst national and personal hatred, Mars faces dangers squarely, protects