User blog comment:B214/Question and Answers 2/@comment-62.1.234.36-20140530192208/@comment-16281343-20140530201148

I guess "remake" isn't the right word since the only thing carried over is the name, and I guess the part where Tobio has a black dog.

Other than that, all comes from DxD. Even a 13 year old Vali will appear there.