In theory, plant-type spirit beasts were not particularly bright. But as a plant-type spirit beast with the Thunder God's bloodline, the Thunderclap Hell-Prison Vine was one of the rare intelligent exceptions.
Spirit masters and spirit beasts were generally as incompatible as fire and water. In a sense, however, the Thunderclap Hell-Prison Vine had been personally cultivated by the ancestors of the Blue Lightning Tyrant Dragon Clan. It was practically a member of the clan.
Thus, the Blue Lightning Tyrant Dragon Clan's greatest secret was actually guarded by the Thunderclap Hell-Prison Vine. If outsiders attempted to invade this place, it would defend it as a guardian. Once it determined that it had absolutely no way to resist the intruders, it would even self-destruct to erase everything completely.
Had Yu Yuanzhen not deliberately brought Chen Ming and Golden Crocodile Douluo to the location of the Blue Lightning Tyrant Dragon Clan's greatest secret, even if Spirit Hall had attacked and wiped out the clan, they would never have had the opportunity to reach this hidden place.
The passage leading underground twisted and wound. Although there were no mechanisms or traps inside, the labyrinth's overall structure was still extremely complex. After years upon years of exposure to lightning, the surrounding structure had become extraordinarily durable, while also developing an effect that blocked spiritual power and soul power.
If a weaker spirit master lost their way here, they truly would not be able to blast a passage out even if they died trying.
After traveling for a little over an hour, seemingly all the way to the very center of the mountain, the passage finally opened up.
Inside the enormous hollow within the mountain, a gigantic dragon skeleton lay at the very center of the cavern. A translucent crystal coffin rested where the dragon skeleton's