Is It Wrong to Try to Pick Up Girls in a Dungeon? on the Side: Sword Oratoria, Vol. 23 (Manga)

The black bull Asterios appears before Bell, challenging him to a long-awaited duel. While Bell has been trying to avoid fights lately, he can't help getting excited at the thought of going up against such a powerful opponent! The people rally around Bell as he battles, and the adventurers, including Aiz, look on in awe...