Preserve the exact same character and identity.
Change ONLY his facial expression.
Give him a genuine but restrained smile.
His teeth are exceptionally clean, naturally straight and brilliantly white.
He has slightly elongated, elegant canine teeth that are subtly longer and sharper than normal human canines.
The fangs should be attractive and refined, not monstrous or exaggerated.
The smile should remain charming, confident and slightly mischievous.
His eyes remain intelligent and playful.
He should look like an exceptionally handsome young aristocrat with a subtle supernatural quality.
Photorealistic natural teeth and realistic anatomy.
No horror aesthetic.
No monster appearance.
No exaggerated vampire fangs.
No oversized teeth.
