: Their attacker is Deusolbert Synthesis Seven , the same Integrity Knight who forcibly took Alice from Rulid Village eight years prior.

: Deusolbert uses his Sacred Treasure, the Conflagration Bow , which possesses the ability to fire infinite arrows and transform into a powerful fire-spewing weapon. Kirito provides support while Eugeo, fueled by memories of Alice's abduction, takes the lead to defeat the knight. Revelation and Moral Conflict

: Deusolbert warns the duo that more powerful Integrity Knights await them on the 50th floor and beyond with orders to kill them. The Next Encounter

In , titled " The Crimson Knight ," the story centers on the first major confrontation within the Central Cathedral as Kirito and Eugeo begin their ascent to rescue Alice. The Battle with Deusolbert