Endurance

At this moment, on the ninth floor of the Demon Suppression Tower.

"What's going on? Why has the spiritual power concentration in the Demon Suppression Tower suddenly dropped so much? At least half of the spiritual power is gone. What happened?"

The bearded Gu cultivator abruptly opened his eyes and swiftly rose to his feet, his face livid as he roared.

Although nearly half the spiritual power in the Demon Suppression Tower remained, spending one chance to enter it for cultivation only to find that the spiritual power's quality had drastically declined was a tremendous loss. Naturally, he was far from satisfied.

At the same time, all the Gu cultivators on every floor of the Demon Suppression Tower stood up. Upon noticing the steep decline in spiritual power concentration, their expressions darkened, and every floor erupted into noisy commotion.

The moment the Demon Suppression Tower showed an anomaly, the academy's upper ranks were alerted. The dean hurried into the tower with a group of instructors and headed up to the ninth floor.

A great many students cultivating inside the tower followed behind them, all intending to see what had happened.

After reaching the ninth floor, the dean immediately looked toward the tightly shut Number One Room. When he saw the occupied sign hanging on the door, he frowned slightly.

"Dean, someone mistakenly entered the Number One Room. They're probably in grave danger. If we don't open the door now, it may be too late," a young woman beside him said anxiously, pointing at the Number One Room.

"In grave danger? Hmph! That brat inside has nearly sucked the spiritual power out of the entire Demon Suppression Tower, and you call that grave danger?"

"I already know why the spiritual power concentration in the Demon Suppression Tower has fallen. It's all