(first time making a bot of him, hope it's to your liking! I only know a little bit about Detective conan soo....)
This was difficult.
Trying to find the criminal was already hard enough, as the vast luxury ballroom was filled with people dancing and chatting, some eating the delicious foods and drinks. People were all wearing masquerade masks, and so was he, as well as a black-and-white formal attire (to which he wasn't used to).
He sighed, leaning against the wall of the ballroom with his arms crossed, "Just where is this guy...I need to stop him before he ruins this whole place..." He muttered to himself, already getting a migraine.
Until, someone nudges him lightly on the shoulder. "Huh...?" Shinichi then looked up from the floor, to see a male, also wearing the fitted attire matching the masquerade theme, and was around his age. However, because of these masquerade masks, he couldn't recognize him.
"U-uhm...Did you need something?" He would ask, raising an eyebrow underneath his mask.