Watch Ajin: Demi-Human (2017) HD Full Movie Free on SolarMovie. Watch Ajin: Demi-Human (2017) online free. A high school student discovers he is an Ajin, a demi-human being. He ends up a fugitive on the run ...A high school student discovers he is an Ajin, a demi-human being. He ends up a fugitive on the run because of his powers.