My Glitched World Throne System Came Ten Years Too Early!

Roderic lived his entire life working minimum wage jobs as an orphan. Then one day he woke up in a different world as the third son of a Baron, famous for being a good-for-nothing and a talentless loser with no aura or mana capabilities. Fortunately, there was something that would change his life completely. [Welcome to the World Throne System! Together, we shall forge you into the world's greatest sovereign and ascend the World Throne.] [Main Quest] Beat Sword Saint Dennis Whitemane Reward: Sword Saint-level talent! Except... Something was wrong. 'Dennis Whitemane... isn't that my twelve year old brother?' Apparently, his system arrived ten years too early! — Description from novelcodex.org