Sonia Belmont is a 17-year-old vampire hunteress, born in a remote mountain village located in Transylvania to the Belmont family, a noble family who specialize in combating supernatural evil.

She was also born with the ability to sense the presence of spiritual beings that cannot be seen by ordinary human beings. Sonia was taught how to wield the Belmont's signature weapon: the whip by her grandfather to fight the unholy, dark forces of the night.

Sonia has blue eyes & long blonde hair, with a parted fringe & the sides and back tied into a long braid. At her neck, Sonia wears a blue choker.

She wears a green sleeveless leotard under an undone purple coat, worn off her shoulders & down at her elbows & fastened by a brown leather belt at the waist, with a small brown pouch attached. Her coat also has blue inner-lining & blue accents at the hem. She also wears a pair of long metallic looking grey gloves, & dark-blue thigh-high stiletto boots with a blue hems.