Chương 283: Chapter 148 Top Quality Foundation Establishment Pill_2

She's willing to sell this to me for 2500 spirit stones?

Chen Yi expressed his doubt.

Even if the other party owed him too many favors, they wouldn't just give away treasures, right?

It wasn't until a while later, when Chen Yi, who had thoroughly researched the array plate, understood why.

Ye Huanhuan wasn't foolish. The array plate indeed had a big problem.

At the area for its driving energy crystal slot, Chen Yi tried to insert ordinary spirit stones several times, but there was no reaction,

Then he thought of something, felt a sense of dread in his heart, and tried to insert two medium-grade spirit stones, but there was still no response.

Chen Yi was stumped,

And started to consult the ancient books.

After a while, he became a bit depressed,

The ancient texts described that for the type of crystal slot on his array plate, the ancients used high-grade spirit stones or above as a source of power,