Both of them decided at the same time to solve the problem as quickly as possible.
As far as the old musician who had already contaminated Odin was concerned, since the Sacred City was already prepared to pay any price, get anyone who had dealt with Hyakume in the past and line them up, awaken all the holy spirits, and turn out in full strength to fight, they would have no problem completely destroying him after they were finished with Charles.
As far as Ye Qingxuan was concerned, he couldn't let Charles fight alone.
As Ye Qingxuan slashed out with the New Testament Sword, the catastrophe level essence that was invested in the steel burst forth. In a flash, music theory evolved, collided with each other, and a qualitative change of aether that was no different from Abraham occurred. The Music Theory of Reform that looked like electricity intertwined into the glow of the Day of God's Fury.