https://www.novelupdates.com/series/observation-record-of-a-self-proclaimed-villainess-fiance/ https://mangadex.org/title/26359/jishou-akuyaku-reijou-na-konyakusha-no-kansatsu-kiroku
Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku