Adventurers Test (Pt 2)

The supervisor pulled down the second lever beside the opened gate and suddenly the ceiling of the room opened up mechanically.

From it emerged many shiny stones, falling from their heights and descending to the floor. The stones rained down and fell among the restrained monsters.

"These stones are called Luminous stones. They shine extremely well in the dark, so they are a very common and valuable commodity in the market. However, among the Luminous stones that have been scattered around the room, there are duds which resemble the original stones, with only slight differences. Careful observation is required in order to differentiate the genuine Luminous stones from the fakes." The test supervisor said.

"Now, for your test. I'll be releasing these monsters now. They are still feeling very irritated, but they won't attack you unless you bother them. Your goal is to collect as many genuine Luminous Stones as you can from their midst"