C521 No place to look for a broken iron shoe

What was going on! I've tried so hard to subdue the Sword Spirit, but I still can't escape this damn place! Am I really going to die here? Lei Nian was anxious to the point of going crazy, but it was useless.

"Lei Nian, why don't we let them try to use the reverse summoning technique? Maybe they can summon us ?" Before Lei Kun could finish, he was interrupted by Lei Nian