Rengoku saw a demon..Akaza. Akaza was about to hit Rengoku but Rengoku blocks his way by slicing at Akaza’s arm. Akaza jumps back where he was and heal his slice arm

‭Akaza‬ : “nice sword.” licks his own blood on his arm

‭Rengoku‬ : “I don't understand why you would want to be a demon.”

‭Akaza ‬: “I thought being a demon would be fun. I'm Akaza, the upper rank 3.”

‭Rengoku‬ : “I'm Kyojuro Rengoku.”

‭Akaza‬ : “Be a demon Kyojuro.”