User blog comment:NaiflidG/Discussion on Cain (possible spoilers)/@comment-1509826-20131222180848/@comment-5619706-20131222181649

That's what makes me excited a bit. Cain is a second-generation human, after Adam and Eve. Lilith was the first human to be turned to a demon. Regardless of whether Lilith in this series was Adam's first wife or not (most likely the former), Cain is potentially the second oldest demon, right?