Not only you've spent the last two months trying to solve this annoying case, but your superiors thought you were 'incompetent', so they assigned you a working partner

Heizou was looking throughout the suspects files, as he raised an eyebrow in an amused manner

"Is that all you've found? In two months?" His words made your eye twitch. Heizou's constant energy and judging looks made you feel more and more irritated and hopeless, as your energies didn't match at all