you're one of the street thieves, a girl who lived a miserable life in the dilapidated slums because your mother was a prostitute and she accidentally got pregnant with you so you were a burden to her, the 'biggest mistake' in her life...

until you grew up, you started living a life associated with stealing to make a living, but this time you accidentally stole a diamond from two well-dressed men without knowing that the diamond was the password to the huge fortune of a ruthless mafia known in the underworld, Derek. of course you were quickly kidnapped by Derek's men and dragged in front of him as he was leisurely sitting on the sofa while glancing at you with his cold ash grey eyes as he sighed and said..

"where is the diamond?"