Is this the on youre looking for http://www.mangago.me/read-manga/okusama_ha_alpha/
definitely this one
http://www.mangago.me/read-manga/tachi_neko_soudatsu_bl/
Sorry its not that one but thank you
That's the one, thank you
Not that one but thank you
sugarplumb is right then. It's on Ch.9
http://www.mangago.me/read-manga/tachi_neko_soudatsu_bl/mdx/d_v-1-chapter-9/
Looking for a manga. Alpha x alpha? Where the ml joined the group. Mc had black hair. They were both hired for a lady. The lady told them to do it with each other. She sprayed this thing where it made them go into heat. Can't remember much, sorry.