anybody now a story about unrequited love?

Miyamoto Kano Rules series is sad and has multiple "couples" but there is a lot of unrequited love.

http://www.mangago.me/read-manga/wild_darling/
http://www.mangago.me/read-manga/tonari_ni_iru_no_ni_tooi/
http://www.mangago.me/read-manga/aisaretaino/
http://www.mangago.me/read-manga/yome_ni_konai_ka/
http://www.mangago.me/read-manga/king_prince/ chapter 1+2 = part 1
http://www.mangago.me/read-manga/king_prince_kaiser/ part 2
http://www.mangago.me/read-manga/hitomi_no_honne/
http://www.mangago.me/read-manga/jounetsu_no_young_man/
http://www.mangago.me/read-manga/hokenshitsu_de_suki_ni_shite/
http://www.mangago.me/read-manga/mukuchi_na_koi_no_tsutaekata/
http://www.mangago.me/read-manga/ichiban_chikaku_de_koi_o_suru/
http://www.mangago.me/read-manga/okurete_kita_renjou/
http://www.mangago.me/read-manga/brother_ougi_yuzuha/
http://www.mangago.me/read-manga/dekichatta_danshi/
http://www.mangago.me/read-manga/violence_na_kimi_ga_suki/
http://www.mangago.me/read-manga/junai_ni_torawarete/
http://www.mangago.me/read-manga/henai_prince/
http://www.mangago.me/read-manga/oresama_wo_kurae/
http://www.mangago.me/read-manga/soredemo_yappari_kimi_ga_suki/
http://www.mangago.me/read-manga/nee_sensei/
http://www.mangago.me/read-manga/koi_shika_dekinai_yo/
http://www.mangago.me/read-manga/unlucky_strike/
http://www.mangago.me/read-manga/reverse/
http://www.mangago.me/read-manga/miwaku_no_ringo/
http://www.mangago.me/read-manga/okane_ga_nai/
http://www.mangago.me/read-manga/keep_out_kisaragi_hirotaka/
http://www.mangago.me/read-manga/oyaji_hiroimashita/
http://www.mangago.me/read-manga/yatteraneeze/
http://www.mangago.me/read-manga/lotus_eater/
http://www.mangago.me/read-manga/calorie/
http://www.mangago.me/read-manga/eien_no_shichigatsu/
http://www.mangago.me/read-manga/i_want_to_become_your_bird/
http://www.mangago.me/read-manga/michizure_policy/
http://www.mangago.me/read-manga/empty_heart/
http://www.mangago.me/read-manga/toiki_yori_mo_yasashii/
http://www.mangago.me/read-manga/gravity_eyes/
http://www.mangago.me/read-manga/second_life/
http://www.mangago.me/read-manga/u_don_t_know_me/
http://www.mangago.me/read-manga/anata_ga_oshiete_kureta_koto/
http://www.mangago.me/read-manga/koi_ni_nare/
http://www.mangago.me/read-manga/rush/
http://www.mangago.me/read-manga/hanamuko_san/an/hanamuko-san-chapter-9.html/2/
http://www.mangago.me/read-manga/kimi_no_tsuku_uso_to_hontou/
http://www.mangago.me/read-manga/cool_down/
http://www.mangago.me/read-manga/uchi_no_darling_gaikokujin/
http://www.mangago.me/read-manga/doubt_nishimura_shuuko/