Is this Leiyu City? Ning Cheng was amazed in his heart, some of the lightning arcs shot out from the edge of Leiyu City were thicker than chopsticks. Once he enters this Thunder City, how can he survive under such dense lightning arc bombardment? Moreover, the thunder arcs there are densely packed, much denser than the Thunder Field Swamp. Once inside, there is no chance to take a breath....