Hero King of the Abyss

After the hero king Thor failed to conquer the abyss, he left his last words, "My holy sword is at the bottom of the abyss. Whoever gets it will become the new hero king!" Since then, countless strong men have stepped into the abyss to become the new hero king! A young man who was raised by a dragon walked out of the mountains, not only to uncover the mystery of his life experience, but also to embark on the legendary road to the King of Heroes.