Han Debiao frowned deeply. There were no caves in the valley, so finding an exit would not be easy. It was not that he feared the power of lightning; the problem was that once they entered the valley, they would still need to find a way out.
"Let's try attacking the stone walls."
Moon Sky Master suggested.
They all made their moves and attacked the stone walls within the valley.
After a series of thunderous booms, the stone walls remained utterly unmoved. No spell technique could so much as shake them, which was most peculiar.
Han Debiao swung his massive golden rod and smashed it against the stone wall.
With a sharp clang of metal striking stone, sparks flew everywhere. The ground trembled slightly, and a pale yellow light screen appeared out of thin air over the stone wall, flickering in and out of view.
Thunder rumbled as thick bolts of silver lightning tore through the sky and struck toward the massive golden rod.
Han Debiao hurriedly put away the massive golden rod. After observing for a while and probing several times, they came to a conclusion: the restriction was on the stone wall. To break it, they would have to withstand the power of lightning while breaking the restriction.
"I'll go! After so many years, the restriction can't be that powerful anymore."
Han Debiao volunteered himself. If they wanted to leave this place sooner, they could only rely on themselves.
He strode forward, and the Azure Luan Cloak immediately flared brightly. He turned into an afterimage and darted into the valley, appearing before the stone wall.
A deafening roar came from overhead as dense silver lightning bolts crashed down, hurtling straight toward Han Debiao.
Han Debiao produced a black bead and struck it with an incantation. The black bead