User blog comment:Jopjopjop/Volume 18 Spoilers/@comment-16281343-20140623041636/@comment-16281343-20140623042953

Yeah. Since there are seals that they have a wery hard time to unseal.

And this "Oh, and Issei's being less perverted while the girls are getting more so. This has become a pattern since Asia started feeling jealous."

Hmm. Gotta look into this if this holds ground.