Suppose a Kid from the Last Dungeon Boonies Moved to a Starter Town?

S01E0924 min· aired 3/1/2021
Suppose you visited an early dungeon but encountered three final bosses?
TMDb7.0
Overview
Witnesses report a huge snake monster in a dungeon near the city. The king sends the cadets to investigate. However, Alka, Micona, and the mysterious man Sou all get involved for their own reasons.