C2258 The secret of the divine sea

"The first two trials can be considered normal, but the second trial usually requires ten Gu Ge Shen Dan s to be given to Danshen Academy?" Shen Xiang said as he frowned.

"If we don't give them to the Gu Ge Shen Dan, they have to give us ten billion! There's no other way, who asked the Danshen Academy to be so powerful