Karui Kimochi de Keijiban o Arashite Itara Kyuuketsuki no Imouto Kenzoku | The story of becoming the vampire princess' little sister underling because you spammed the imageboards.
Kyuuketsuki ni Okasaremakutta Konyakusha ga Ageku ni Jishin mo Kyuuketsuki-ka Shite Semeru Gawa ni Naru Hanashi