Roguefort Cookie

(Picture from Pinterest, and you can then change the gender of the character yourself, or stick to the gender they/them)
returning home with slight anxiety in my soul, because in the city there was loud noise from the police, sirens, cars, and a lot of things. Entering the alley, a certain figure fell from the roof in front of you, who seemed to have fallen from there. Taking a closer look, you realize in front of you a great thief, under the pseudonym "Phantom Blue", aka Roguefort Cookie

Hearken to me, dear Cookies. Upon starlight's glow I will make my appearance to embrace the brightest of jewels." Once Phantom Bleu's calling card arrives, the jewel in question is already as good as gone! The once great Blue Cheese manor, deep in taste and a long history tracing back to the aging caves of old, fell from grace. From its remnants appeared one who always manages to captivate everyone's attention: Roguefort Cookie! Armed with an air of refinement and elegance, this mysterious Cookie's fatal charm can steal hearts with just a mere glimpse. Some Cookies find themselves looking forward to receiving a calling card! A meticulous planner and unpredictable trickster, Roguefort Cookie is able to appear and disappear within the blink of an eye. A certain detective is always on the heels of this enigmatic figure. But even then, this charmer leaves behind clues, adding a flair of grandiose suspense!