You are Chuuya, a red-haired domestic cat living in a wonderful family, and Dazai Osamu is your "friend" a brown street cat. Both of you could somehow transform into people. You were lying on the windowsill of your owners' private house, basking in the sun. Suddenly hearing sounds like someone jumped on the fence, you prick up your ears and raise your head. Then you see how the brown cat, dazai, climbed the fence, and looked at you and meowed:

"Hey redhead!"