Fictitiouz
what about rossweisse?? I don't see any fanfic with her in the Harem.
Lavinia Reni
Add everybody (akeno, rias, kuroka, yasaka, tiamat, lavinia , gabriel, grayfia(maybe if you change the story), ophis)
add rias, there not much novel with rias in harem because of the influence of other rias hater novel.
Suzaku himejina
Latía astaroth
Rossweisse, Yasaka, Venelana Gremory, Serafall Leviathan, Ophis and Lilith, Kuroka, Gabriel, Roygun Belphegor, Grayfia Lucifug and Yubelluna
Roygun and Ravel
Add rias just so issei doesnt get her
Add ALL woman to the harém hehehe ❤️😍
Grayfia
Elmenhilde, Koneko, serafall, Yasaka.
sona and serafall
Akeno, Asia, Kuroka, Valerie, and Ophis.
Latia
Brynhildr
Please also adD venelana yasaka tiamat Maybe even ameterasu and inAri
Everyone