what was that Yaoi Anime cald where the two guys who knew each other from childhood and then started working in the same Manga company and live in the same apartment house door to door? he has brown hair and green eyes and the other guy has grey hair

they went too the same high school and the where going out but then the guy with the brown hair and green eyes broke his boyfriends hati, tengah-tengah and didn't see him again until he started working at Manga company where his ex-boyfriend is his boss can anda help me i wish i could give there names but i forgot them too