Please tell me im not the only one who thinks that nina is like the saintess' and the ml's...

Some also thought that theory about their appearance but based on the spoiler from the previous comments,
.
.
.
.
.
nina is actually the saintess long lost sister

(⌒▽⌒)

I thought shes their daughter that travel dimensions (●￣(ｴ)￣●)

i though she was the saintess sister but someone told me nina is the pope's daughter, now i dont know ┑(￣Д ￣)┍ i wish i could have the novel link