C258 Seal of Darkness

After putting the dark and light scriptures back into the Boundary Seal, Long Tianhao started to cultivate again. He had to consolidate his gains and become more familiar with the use of Boundary Seal.

It could be said that Boundary Seal had already become Long Tianhao's hidden great combat power. It could be used to save a life at a critical moment, so he had to treat it seriously