The Return of the 8th Class Magician

Decades of blood put for Emperor Ragnar and a unified empire I wanted to return to my hometown, atone for my sins, and live like I was dead
But “You are an 8th-class wizard who can devour me and my empire at any time” “How can I keep such a monster alive?”
Betrayed by Ragnar, his friend and lord, just before crossing the threshold of death, A dagger engraved with a time magic spell was inserted into the heart. ‘The pentinence I wanted was to give everything back’
8th Class Magician Returned