Chapter 1. Nasser Virginia

Nasser Virginia was once the most powerful dragon summoner in the world, however the hero not only destroyed his spell mark (呪印) which is necessary to summon dragons, but also cuckolded his wife.

Betrayed by the citizens, the church, and even the guild master, Nasser loses everything.

However, despite being under such circumstances, Nasser did not give up on getting his revenge against the hero.

This is the story of the former strongest becoming the worst avenger of all.