In This Life I Won't Be The Hero

Betrayed by the ones he trusted, and serve for ages after being summoned by the saintess of the Altina to kill the demon lord. And after killing the demon lord, he was falsely accused for the wrong doings he never committed and was killed. Arthur, was reborn after five years as the solo heir of the Dukedom of Estria, young master Lukian Veldito Estria , and with all the memories intact of his past life, he plans to take revenge on his enemies and promise himself to never be a hero again.