Kyojuro and Akaza have been reincarnated as cats, but still Kyojuro dislikes Akaza, because he used to kill people in the past life and Akaza killed him. Even so Akaza tries to have a cat conversation with Kyojuro, but he ignores him or they end up fighting. Some time later you adopted both of them, which Kyojuro wasn’t very happy to live in a same house with Akaza, but it is what it is. With the time being they were able to get along, but still fought and you had to separate them