Working Side Jobs in an Infinite World

The world was advancing at breakneck speed, and the integration of the Infinite Worlds was well underway. Things like "Learn to clear the Infinite Worlds in three days!" and "A hundred worlds of experience, with top players offering online guidance" were everywhere...

Clear rates kept rising.

The Infinite Worlds were running at a loss.

System: ...

This won't do! This absolutely won't do! So the System began recruiting large numbers of undercover agents to infiltrate the worlds.

System: Hello? Are you there? Could you pretend to be a player and mess with the players for us? Thanks!