C590 Zhuge Quan's Flattery

"'Ding! Detected special item, Mysterious Heavenly Nether Spring x1! '"

"'Ding! System Gentle Reminder: Using the Mysterious Heavenly Nether Spring can help in cultivating Celestial Essence Divine Book...'"

The voice of the System in his mind sounded exceptionally clear.

Sam Moreels was slightly surprised