Karasu Otoko ni Kiotsukete!

Shiratori, a civil servant in charge of controlling the city's crow population, was approached in the park by a handsome but suspicious-looking guy named Kuroo. As Kuroo had no address and was unemployed, Shiratori was wary of him, but somehow found himself unable to dislike him. One day, he finds out that Kuroo is actually a crow…?! (Source: Futabasha, translated)