There Was a Cute Girl in the Hero's Party, So I Tried Confessing to Her

Yoki was once a human but reincarnated into a demon. He now holds a middling position serving the Demon King tasked with taking down the hero party. But when he finally faces them, Yoki thinks... "No way… she's perfect." Of all things, he fell in love at first sight with Cecilia, the priest of the hero party!