
Its set in a world with demons and humans, the mc is a human and the ml is a demon. The demons look completely human, except they have horns on there head. The bigger the horn the more alpha the demon. When the ml gets aroused his horns grow out.
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Tabetemo Oishiku Arimasen
https://www.mangago.zone/read-manga/tabetemo_oishiku_arimasen/
This kinda reminds me of another manwha i read a while ago. I wanted to stop reading at the biggining because of how the uke was, but am glade i stuck around cause this was so darn good! i can't wait to see the second couple in season 3