Hiring 

"Which other way?" Frank asked the old man with a raised eyebrow.

The old man, seeing the interest in Frank's face, made a hand gesture towards the young man standing behind him.

Understanding this, the young man bowed and turned to leave through the back door.

"The nourishment pool that the faceless mercenary group and the ghost face mercenary group both manage is a low-grade nourishment pool, and that's the only reason we have been able to handle it ourselves, but there is another pool we have access to," the blind old man said.

That was the primary reason they could charge that much for using the nourishment pool.

Normally one would need to pay 10x the amount to gain access to the nourishment pool, but seeing Frank's potential, he had to make an exception.

But Frank didn't know that.

"This pool is a medium-grade nourishment pool," the blind old man announced.

Oh, Frank's face lit up upon hearing that.