THE CLAWS THAT WAS HIDDEN, REVEALED

Edward had always hidden his claws when he is in front of the Chancellor. 

It is because he knew if he bares his fangs and strike toward the Chancellor with his claws, his fang would be broken and his claw would be ripped off.

Nobody knows how fearsome the Chancellor really is until they have the opportunity to be beside him. 

And Edward was beside this enigmatic persona for years, seeing how he plots and scheme in the dark, moving his chess pieces across this grand chessboard which is the world

In the years after the death of his father, the Chancellor had run the Empire and control basically everything 

And there was a more important reason why even after all the things that the Chancellor had done, like solidifying his rule, acknowledging his coronation and others things that the Chancellor had done, Edward still could not afford to trust the Chancellor