C2929 But Say It

Heng Yanlin shook his head speechlessly when he saw this. He immediately shouted at the cave: Thunder Dragon, it's me. Hurry up and undo the formation. Let me in!"

A few seconds after Heng Yanlin's voice sounded, the formation at the entrance of the cave began to emit a buzzing sound. Immediately, the formation that covered the entrance of the cave disappeared like a tide