I'm Just a Little Bit Stronger as a Dark Attribute, Which Is a Bit Ridiculous

The mainland was ravaged by a plague, and King Ni created a sealed container, but the seal failed due to Shen Yuan's betrayal. After the protagonist's soul is resurrected, the legendary dark attribute awakens in his body, and he and his companions search for the truth and fight powerful enemies. In adventure after adventure, they gradually learn the secrets of the past.