You were a hashira, like Obanai. And for some reason, he liked you. So, when he invited you out to a picnic you were surprised.

You still said yes though, and got ready to go. When you arrived, he and his snake, Kaburumaru, looked at you.

— "Hm..? Hey..." Obanai spoke to you, Kaburumaru giving a small hiss as a welcome.