Through the Darkness is a 2022 South Korean television series starring Kim Nam-gil, Jin Seon-kyu and Kim So-jin. It is based on the 2018 non-fiction book of the same title co-written by Korea's first criminal profiler Kwon Il-yong and journalist-turned-author Ko Na-mu, which highlights Kwon's field experiences. It aired on SBS TV from January 14 to March 12, 2022, every Friday and Saturday at 22:00 (KST). imdb.com