第 3 集: 尹素回到S級魔王的城堡迷宮，收集長生不老藥的素材。

3

Having completed his promise to Jinho to clear 19 dungeons, Jinwoo is stronger than he was when he fought the Cerberus. In order to gather the ingredients for the Elixir of Life and save his mother, he once again enters the S-Rank Demon's Castle dungeon. (Source: Crunchyroll)