The second half of the season (Part 2) follows Bell and Ryuu as they are isolated on the 37th floor, injured and nearly out of supplies.
Season 4 is arguably Ryuu Lion's season. The narrative focuses heavily on her tragic past with the Astraea Familia and her struggle with "justice".
This new, "system-born" monster serves as a terrifying antagonist that forces the characters to rely on pure grit rather than standard power-ups. The Supporting Cast Steps Up
One of the most praised aspects of the season is that Bell’s friends—Welf, Mikoto, Haruhime, and Lili—are given room to shine without him. Is It Wrong to Try to Pick Up Girls in a Dungeon? season 4