HWANG AREUM or CAMILLE ALLEN, is a mixed blood from America and Korea. Her father was a CEO of a criminal organization in America, while her mother was a former model who is still famous until now. She was born to coincide with Valentine's Day, a beautiful, sweet and cute baby girl.

However, one incident occurred. Her father's enemies took advantage of his softening up to attack her family. Areum's mother who is still not recovering after giving birth, she has to fight her strength to return to Korea on the advice of her husband to protect Areum no matter what.

Who would have thought that some of her father's enemies chased her mother to Korea, which is her mother was forced to leave Areum in an orphanage told one of the caretakers to look after Areum until her American father picked her up back home while Areum's mother was hiding from the enemy's pursuit and had not been found until now.

Areum grew into a beautiful woman with crimson eyes and long blonde hair. At the age of 16, she was actually picked up by her father but unfortunetely her mother's whereabouts were still unknown even though her father had given orders to his subordinates.

Since meeting her father, she was taught how to survive and defend herself, either with her bare hands or with weapons.

After graduating from school, she attended one of the American Universities so as not to be conspicuous and safe that she was the daughter of the director of a criminal organization. However, at night, she works as a assasin under her direct father.

She had the pseudonym as "CALLA" while working as an assassin. The name CALLA is an abbreviation of the American name of her father gave her, CAmille ALlen.

She has a personality that is friendly to everyone even it's her first time meet, quite stubborn, sometimes thinks or acts cunning, quite a perfectionist, talking straight forward, and quite a tsundere.

TRIVIA!

LOVES !⠀ animal, skinship is a must, alcohol, hangout, won't hesitate to punch or slap someone who annoyed her, humorous and cute person in her eyes.

HATE !⠀pretend know her better than anyone else, someone who likes to bully weak people, made fun of her as a tsundere.