Elara shook her head, "I'm not sure exactly why you needed to be human because they didn't have time to explain everything to me, so I don't have the answer to that question."
"I would surmise that it is because a human body is the only one compatible with the immortal races. Since infernal and celestial DNA are unsuited to each other, a human was the only option remaining," Vaerion's brows were furrowed as he spoke. He hesitantly continued, "This science that was used to create Asuriel…"
"Familiar, isn't it?" Elara asked with a sad, knowing smile.
"That prophecy was my father's obsession – he researched and interpreted it ceaselessly despite the vast majority of the actual prophecy being missing. With his affinity for celestial and infernal sciences, he practiced many strange and forbidden experiments." Vaerion looked at Asuriel, and his heart sank with realization.