Kono Tabi, Kiyokajutsushi kara Daiichi Ouji no Rinji (?) Konyakusha ni Narimashita: Kono Dekiai wa Hitsuyou desu ka!?

Synopsis

The grand prize-winning work from the "Alternate World Fantasy Manga Original Story Contest" is finally being adapted into a manga! Eris, a sacred florican who grants people's wishes with flowers, is imprisoned one day for attempting to curse and kill the first prince, Willard. With the help of Willard, who miraculously survives, Eris is able to prove her innocence, but Willard has only been partially cursed and turned into a half-beast. Eris is determined to save Willard, but it seems the only way she can find to break the curse is to kiss her...!? A heart-pounding love fantasy in which the half-beast prince can't stop doting on her! (Source: Pixiv, translated)