Falling Mage and the Power of Divergence

[The fallout had a secret that rocked the world] Seiya, the　fallen magician, is kidnapped one day with her classmates and put in danger for her life. But at that time, Seyya's original power is restored and he escapes the crisis safely. But the power was the power of heresy, and Seyya was no longer a fall, but a crusade from the country.