"Inbreeding!" Lilith continued.
Nathan kept staring at the blackboard, now blank.
"'I… Inbreeding?'" he whispered. "So... you mean... humanity's sin was... incest?"
Lilith didn't answer right away.
She stepped slowly to the side of the board, raised her hand, and drew something into the air—instantly, a holographic image appeared: two naked humans, one male and one female, standing in a glowing field, their hands touching. Like an overly idealistic religious brochure.
