Board Thread:Questions and Answers/@comment-190.48.80.135-20140524021440/@comment-6697950-20140524025540

"The Progressive light novels are not yet translated"

Aria IS already translated. Rondo is half translated, but the translation is still ahead of the manga... for now

Anyway, from what we have translated already, we only know that they've met in beta, but not how exactly did they meet.