Session eight was clean. Seventy-four percent.
Session nine was not.
The correction came during the synchronization sequence — specifically, during the forty-second window between Draven's Frostborn entry and Lucien's Dragon's Echo amplification, when the harmonic structure was at its most fragile and any disruption would cascade through the entire concert like a crack through a windshield.
The training ground shook.
Not the gentle tremor of the containment responding to input. A violent, directional pulse that originated from below the platform and struck upward with enough force to fracture three of the stone tiles beneath Mira's kneeling position. The fractured tiles displaced her contact point. Her Infernal output — channeled through the stone into the leyline network — scattered.
The harmonic collapsed.
