Responses
It shiuld be this chapter
http://www.mangago.me/read-manga/kemono_jingai_bl/mf/v01/c004/1/
It shiuld be this chapter
http://www.mangago.me/read-manga/kemono_jingai_bl/mf/v01/c004/1/
Yaoi one shot where the world was infected with parasites that made people's appearance that of animals/creatures except they change back once per year on their birthday? (one of the main characters looks typically human, the other one has Eagle like characteristics)