He looked into getting genetic testing done and "was amazed by the choices that modern science has put in the hands of prospective parents and the complex ethical questions it raised."

He then learned of Dr. Hwang and the hope that his stem cell research gave to parents, and believed "this story could touch upon the areas of science I personally wanted to explore and went on a mad ride with it... We set out to make a film about what happens when the domain of the Gods intersects the domain of scientists and Hwang’s life gave us the material to speak of the various themes we wanted to touch upon."

The announcement fueled a heated debate on bioethics, despite Hwang and Moon emphasizing that their work focused solely on therapeutic purposes and strongly opposing reproductive cloning.

"[1] The Daily Beast reported that the documentary "is a primer on the rise and fall of Hwang, a former superstar who currently plies his genetics trade in the United Arab Emirates, cloning camels for the rich and powerful, who covet them for both their attractiveness and their racing prowess."

Still, a more comprehensive examination would have benefited Thayi’s film, which generally serves as a surface-level portrait about a scientific advancement that could change the world for the better or the worse, and a man who knows how to wield it but can’t necessarily be trusted to do so."

"[2] Rolling Stone called the film "a cautionary tale of a Korean genetic researcher whose revolutionary findings proved too good to be true, and said that Thayi "uses methods both playful... and serious, sometimes melding these approaches into something ultimately quite human.