Amazing : deep, plot, scenes, plot morethan having sexe etc.
-Oneshot prequel (the doctorXYashiro) : no real BL but it explains yashiro's past
http://www.mangago.me/recommend-manga/tadayoedo_shizumazu_saredo_naki_mo_sezu/
Prequel of yashiro's past x the doctor - http://www.mangago.me/read-manga/saezuru_tori_wa_habatakanai/
not a real plot, just friends becoming lovers
multiple stories
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Saezuru Tori wa Habatakanai