so there was this one i read i while back where the uke (p.s had black hair) was a scientist/chemist on plants i think?? the seme is has some sort of odour fetish towards only him or something and asks him to let him smell him everyday ?? idk it was really good and i cant fkn find it ╥﹏╥
Kunkou Schale
http://www.mangago.me/read-manga/kunkou_schale/
(⊙…⊙ ) is this the one ur looking for?
bruh this was so good i cried like 3 times