Solo adventurer and hero Leon was a master of all trades: sword-fighting, magic, healing, you name it. When he single-handedly defeated the Demon King, a curse was placed upon the lone hero. Without a party to save him, they both met their tragic ends.... more>>

Years later, a timid noble boy is attacked by an ogre, triggering memories of his past life as the great hero who shares his name, Leon! With these memories recovered and powers reawakened, Leon decides to start a new carefree journey! <<less

After losing his girlfriend to a brave hero, Toru is expelled from his S-Rank party.... more>>

With a feeling of sadness and pain in his heart, he defeats a demon he meets outside the city and his ability [to save experience] is broken! Toru becomes level 300 in the blink of an eye! With this power that far surpasses that of heroes there is nothing that can stop him.

Kaede, a s*ave he met on his journey, forms a group called the “Mangyu Brigade” and easily completes dungeons, acquires the legendary sacred weapons, and thanks to his skills, his friends level up easily! He rescued a countess who was attacked by bandits on the road and befriended a legendary beast.

Toru’s journey continues at a leisurely pace as he repeatedly encounters various people along the way, while his former party of heroes are deprived of opportunities to play an active role and fall into decline.

This is the beginning of the life of a 300 level warrior! <<less