I answered a similar question a while ago with these:
http://www.mangago.me/read-manga/this_ending/
http://www.mangago.me/read-manga/koi_wo_suru_tsumori_wa_nakatta/
http://www.mangago.me/read-manga/senobi_no_housoku/
http://www.mangago.me/read-manga/day_off/
http://www.mangago.me/read-manga/on_doorstep/
http://www.mangago.me/read-manga/hige_to_suzu_to_shabondama/
http://www.mangago.me/read-manga/neon_sign_amber/
http://www.mangago.me/read-manga/boku_no_omawarisan/
http://www.mangago.me/read-manga/old_fashioned_cupcake/
http://www.mangago.me/read-manga/1_5_meters_from_love/
http://www.mangago.me/read-manga/bokura_no_tsuzuki/
http://www.mangago.me/read-manga/slow_starter_ichikawa_kei/
http://www.mangago.me/read-manga/shiawase_gohan_maki_to_hanazawa/
http://www.mangago.me/read-manga/life_senjou_no_bokura/
http://www.mangago.me/read-manga/rumspringa_no_joukei/
http://www.mangago.me/read-manga/wolf_in_the_house/
http://www.mangago.me/read-manga/joou_to_shitateya/
http://www.mangago.me/read-manga/see_you_later_mermaid/
http://www.mangago.me/read-manga/karasugaoka_don_t_be_shy/
http://www.mangago.me/read-manga/tonari_no_metaller_san/
http://www.mangago.me/read-manga/renai_rubi_no_tadashii_furikata/ (I can only remember the main story tho)
http://www.mangago.me/read-manga/i_m_banging_my_rival_from_a_parallel_world/
http://www.mangago.me/read-manga/shucchou_host_nyu_boy/
http://www.mangago.me/read-manga/jikyuu_jisoku_de_nani_ga_warui/
http://www.mangago.me/read-manga/simplified_pervert_romance/
http://www.mangago.me/read-manga/cocoon_of_the_heart/
http://www.mangago.me/read-manga/boku_wa_kimi_no_iinari/
http://www.mangago.me/read-manga/ani_no_hanashi/
http://www.mangago.me/read-manga/ashita_wa_docchi_da/
http://www.mangago.me/read-manga/naked_sword_and_tree_peony_of_black/
http://www.mangago.me/read-manga/itou_san_kuraka_sui/
http://www.mangago.me/read-manga/raion_gotoki_no_kuni_kara/
http://www.mangago.me/read-manga/twilight_1/
http://www.mangago.me/read-manga/shitasaki_ni_yoake_no_aji/
http://www.mangago.me/read-manga/torokeru_tamago_to_bed_no_naka_de/
http://www.mangago.me/read-manga/kimi_no_sumire/
http://www.mangago.me/read-manga/hoshi_wo_kazoeru_koto/
can anyone suggest yaoi where theres no asshole character like 2nd ml, worker or classmate that has feeling to the mc like its only about the top and seme.