1) Lessen your smiles and laughter. This is the single most important step. Even before you get to characteristics, remember: you can laugh as much as you want over a joke por yourself in a quiet place, in your own mind, or at home, but when a person tells you a joke, or something funny or joyful, don't smile or laugh. (Although, an evil smile can make you look mysterious {like that pic} →) Be nice; express your emotions por your words and not por your facial expression.

2) Be classy. Ciel is an English noble, who must succumb to a higher standers of manners. Just keep it classy. "Please" and...