In the English dub of (I'm Quitting Heroing) Episode 12, titled "I'm Quitting Heroing," the story reaches its climax as Leo Demonheart faces the consequences of his immortality and his ultimate plan. Key Plot Summary
Echidna and the Generals refuse to play their roles in his "suicide by hero" plot. Instead of killing him, they choose to save him from his own programming, arguing that he is more than just a tool. Yuusha, Yamemasu (Dub) Episode 12
One of the most poignant pieces of dialogue occurs when Leo explains his "Reason for Being." He reveals that as a bio-engineered weapon from the old world, he is unable to stop himself from fulfilling his mission, even if it leads to his own suffering. In the English dub of (I'm Quitting Heroing)