Tang San spent his life in the Tang Outer Sect dedicated to crafting and mastering hidden weapons. After he stole the secret lore of the Innersect to reach the pinnacle of his art, his only recourse was death. However, after throwing himself from the peak of death hell, he was reborn in another world, the world of Douluo Dalu. This world is a world where everyone has their own mind and people with powerful minds can practice their minds to increase their mental powers and become masters. The spirit that awakens in Tangshan is Seiginso, a useless spirit. Can he overcome the difficulties of reaching the ranks of Ghostmaster and bring the glory of the Tang sect to this new world?