The black knight is most likely Sirius Ulysses from chapter 30.5. You guys can read the prequel where it tackles their past 300yrs ago here: https://www.mangago.zone/read-manga/the_reincarnated_great_saintess_hides_her_true_identity_with_all_her_might/
The black knight is most likely Sirius Ulysses from chapter 30.5. You guys can read the prequel where it tackles their past 300yrs ago here:
https://www.mangago.zone/read-manga/the_reincarnated_great_saintess_hides_her_true_identity_with_all_her_might/