He's not trying to dart out of his corner, not giving the kitten a chance to knock him back into place. It would pout about that, except he is trying to do something very, very naughty. Its ears perk up as the box starts to shape and reform and --

Nope. It solidifies just the way it is, just the way the kitten made it. No nonsense now, when it pounces again it's quick, too quick for a real kitten, and it allows itself the satisfaction of flattening him to the floor and holding him there, crouched atop him. You are wriggly and naughty, it informs him. I could eat you like this, it comments, But maybe it's more fun to take you apart. What do you think?