Perfecttt

http://www.mangago.zone/read-manga/mikami_to_sato_wa_mada_yamashikunai/ Is the most similar I can think of which is also reaaaallly good! The tension, the comedy,,,, a++

Also some others that are not exactly like this plot but go from friends to lovers type (aka no homo, aka I’m-not-gay-but...)
http://www.mangago.zone/read-manga/shinyuu_tte_soko_made_shinakucha_ikenai_no/
http://www.mangago.zone/read-manga/jackass_sawatte_ii_tte_dare_ga_itta_yo/
http://www.mangago.zone/read-manga/jawbreaker/
http://www.mangago.zone/read-manga/5_seconds/
http://www.mangago.zone/read-manga/namae_mo_shiranai_machiawase/ 2nd story (ch4-6)