Episode 8: Yuusha, Yamemasu -

Most of the episode is a flashback to June 2060, where Leo meets a demon imp named Eibrad . Eibrad is a pacifist who believes demons and humans can coexist, and his kindness serves as the foundation for Leo's internal struggle with his identity as a weapon.

“This episode provided a significant piece... that solidified Leo's reasoning for living. It also offered important world-building with Eibrad... and explained why demons entered the human world.” YouTube · HERMSAUR Yuusha, Yamemasu - Episode 8

Leo explains that he cannot die naturally and has witnessed humanity repeat its mistakes for millennia. After saving the world from the current Demon Queen, he was exiled by humans who feared his power, leaving him with no purpose—the core reason he sought to "quit" heroing and join the demon army. Most of the episode is a flashback to

“Honestly, if the show had been like this episode... it would be one of the top shows of the season in my book. Thoughtful, reflective and an emotionally engaging reconstruction of the demon-invasion.” Reddit · r/anime that solidified Leo's reasoning for living