User blog comment:B214/Volume 23 discussion blog/@comment-3965848-20170320172125/@comment-31137559-20170320175453

While they are all going to become his wives. Mistresses is way too lowly for them. And all Roygun did was flirt with Issei. They are all worthy of being considered his wives. Being mistresses/concubines just seems way too lowly for them although they wouldn't mind.