A Tokyo da aka sani da Shinto Teito a shekara ta 2020, Minato Sahashi mai shekaru 19 mai hankali ne, amma saboda rashin iya jimre wa matsi ya fadi jarabawar shiga kwaleji sau biyu.
Minato ta haɗu da wata yarinya mai suna Musubi, wacce a zahiri ta faɗi a sama wata rana. Minato ba da daɗewa ba sai ta fahimci cewa ita ce “Sekirei” wacce ta ɗauke shi a matsayin “Ashikabi”, a cikin rukunin mutane masu ƙyamar halitta waɗanda ke da halayen da suka gaji waɗanda ke iya ƙirƙirar yarjejeniya - ta hanyar sumbatarwa - tare da Sekirei. Wannan yana basu damar amfani da cikakken ikonsu a rikice-rikicen cirewa tare da sauran Sekirei kuma suna ɗaura Sekirei a gare shi. Wanda ya kunshi 'yan mata kyawawa 108, matan buxom, da bish? Nen, yakin Sekirei a cikin wani gasa da ake kira "Sekirei Plan" wanda Hiroto Minaka ya kafa, shugaban kungiyar kuma wanda ya kafa ban mamaki da kuma karfin kamfanin MBI Corporation.
Minato ba da daɗewa ba ya san cewa kasancewa matar mace ba komai ba ne da wasa, musamman idan wasu Sekirei da yawa suka zaɓa kowane ɗayan kuma yana ƙulla yarjejeniya da shi, a matsayin Ashikabi ɗin su. Yanzu, ya kamata Minato ya gano hanyar da za ta tsira da rikice-rikicen rayuwa na shirin Sekirei da kuma gasa mai girma game da sahabbansa.
Sekirei mutane ne masu cikakken iko da amfani da wani lambar kamar ta mutum. Jirgin saman Sekirei ya fadi a Duniya a shekarar 1999 a tsibirin Kamikura, kuma wasu yara biyu ne suka gano shi, Hiroto Minaka (mai yuwuwa shugaban MBI) da Takami Sahashi (babban mai binciken MBI da kuma mahaifiyar Minato). A cikin jirgin, ma'auratan sun gano siffofin rayuwa 108, wanda aka bayyana a matsayin "ginshiƙi ɗaya da tsuntsaye jarirai 107".
