第 7 集: 電次在保護秋時被小忍刺傷，隨後與永恆惡魔展開戰鬥。

7

Aki gets stabbed by Kobeni while protecting Denji. Seeing this, Denji jumps inside the "Eternity Devil" and starts attacking it. He fails to kill the "Eternity Devil" and his chainsaw power ends up fading after losing too much blood. But then, he manages to restore his power after eating the devil's flesh and drinking its blood, and begins to fight back. As Himeno watches Denji, she remembers the saying, "The Devil Hunters that devils fear are the ones with a few screws loose..." (Source: Crunchyroll)