Re-Awakening with the Summoner's Class Novel

Amidst the shattered remnants of an ancient structure, Leo Astralis wandered through endless rubble, his body marked with the brutal evidence of survival—wounds and scars embedded deep against his tattered, blood-soaked clothing. The world before the catastrophe haunted his thoughts; what had existed in those forgotten ages?

Seven centuries had passed since the Towers shattered. That cataclysmic failure unleashed a plague of monsters across the realm, transforming civilization into a nightmare of ruins and despair. The system that once empowered humanity had turned its back—or had it merely retreated?

[Run]

A cryptic command blazed through his mind, urging him toward escape. But salvation proved fleeting. Cornered like prey, Leo fought back with ferocity, dragging one of his captors into oblivion before darkness consumed his consciousness.

Yet the system's voice returned from the shadows.

[One time Regression activated]
[Congratulations. You've activated the Heart of the System]