"The Morality" takes over Fuji TV-Tokai TV's Saturday 23:40 time slot previously occupied by "Retake" and followed by "Criminal Syndrome Season 1" on April 8, 2017.
First time in Rena Tanaka's career that she plays a doctor.
Based on novel "Mahiru no Akuma" by Shusaku Endo (published 1980 by Shinchosha).