Zaka zisanu ndi ziwiri kumbuyoko, makolo a Yuto Amakawa anafa pangozi yangozi yamagalimoto, kumusiya yekha wopanda chinthu chokhacho chotsalira cha banja lake, wachibale m'modzi yekha anali chithumwa chodabwitsa komanso chachilendo chomwe adapatsidwa ndi agogo ake omwalira. Kuyambira nthawi imeneyo, mnzake wapaubwana Rinko Kuzaki (ndi makolo ake [mutu 1]) amuphikira ndikumusamalira. Akakumana ndi mzimayi wamamuna wamphaka, Himari, moyo wake umasintha kwambiri. Himari amamuwululira kuti makolo ake angapo anali gawo la mabanja khumi ndi awiri a Demon Slayer omwe anali kupha ziwanda chifukwa cha m'badwo wamatsenga. Alumbira kuti ateteza Yuto kwa ziwanda zomwe zikufuna kumuwononga, koma zovuta kwa amphaka a Yuto zimapangitsa kuti zikhale zovuta kuzisamalira.
Pambuyo pake, Yuto agwera azimayi osiyanasiyana omwe amamukonda: Shizuku, mizuchi kudzera mwa mwana wamng'ono; Lizlet, tsukumogami kudzera mwa wantchito wotanganidwa wopereka tiyi; ndi Kuesu, chiwanda china cha Demon chomwe chikuwululidwa kuti ndi chibwenzi cha Yuto komanso munthu wazakale zomwe Yuto adachita.
Chiwonetserocho chikupita patsogolo, gululo komanso Yuto limagwera ayakashi ena olimba, pomwe ena mwa iwo ndi othandizana nawo, ndipo Yuto pomaliza amasankha kusintha moyo wawo kuti amenyane chifukwa cha malingaliro ake okhala pakati pa ayakashi ndi munthu payekha.
