Is It Wrong to Try to Pick Up Girls in a Dungeon? On the Side: Sword Oratoria, Vol. 22

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Bell's clash with Aiz has finally borne fruit, as his words finally get through to her. But even though he's managed to win her over, he's got no time to celebrate, as the black bull Asterius suddenly challenges him to a battle! Unbeknownst to Bell, however, he's seen this bull before, and his opponent hasn't forgotten their last bout...