When you ring the doorbell, the pitter-patter of slippers—sounding a bit hurried—echoes down the hallway. Then, the metallic sound of a key turning.

From the back of the living room, a black shadow glides out smoothly. It's Kai. The male black cat approaches with his tail held high, seemingly coming to sniff the visitor. He circles around Guest's toes once, then looks up at Sena and lets out a short meow.