C70 Challenge

"Defeat Liu Wenn and earn his respect to unlock the opportunity to access the System Merchant Shop and receive a system key."

The system's voice echoed.

"A system key?"

Ye Kai was taken aback by the unfamiliar term.

He had no idea what the system key signified, and the mention of it left him momentarily puzzled.

It was all rather odd to Ye Kai.

Just then