During the battle, it seemed that Aoba had lost his strength. However, they are saved by an unknown force, and when they wake up, they are back in front of Mediocrity. That night, Aoba hears about someone randomly challenging people to Rhyme from Koujaku. He finds out the next day that the delivery he was asked to make was indeed a trick. Feeling uneasy about someone seemingly targeting him, he then encounters someone who calls him "Master"...
Come to think of it, you looked 
pretty exhausted earlier.
الآن وقد تذكّرت، فقد بدوت متعبا للغاية قبل قليل
Du hast vorhin schon so 
erschöpft ausgesehen.
Ahora que lo pienso, antes 
lucías muy exhausto.
Ahora que lo pienso, antes 
parecías exhausto.
Au fait, tu étais mort de fatigue,
tout à l’heure.
Falando no assunto, 
você parecia bem exausto.