[He's normally not very demonstrative but desperate times calls for desperate measures and this is severely desperate. The kitten's still buried under a mass of soft cotton, unable to wiggle free, so Ciel takes that chance and launches in Sebastian's direction, shoving at his torso. Nothing to see here, let us flee and bond like all proper master-servant pairs.
It's like pushing against a tank, damn you.]
No. Sebastian, I forbid you to do anything I'll regret don't you dare...