Is It Wrong to Try to Pick Up Girls in a Dungeon? IV Part 2

The second cour of the fourth season of Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka. Bell and Ryu end up in the 37th floor, which is a Deep Floor. The rest of the party are at level 27, facing the level boss Amphisbaena. They have to defeat the level boss, in order to save Bell. At th...