An Ethics Lesson I Did It Out Of Love. A bad guy, a cruel guy, a lame guy, a cowardly guy and the meanest woman gets involved in a beautiful university student's murder case. Details Casts Videos Galleries Posters Title An Ethics Lesson Release Date 2013-02-21 Runtime 01 Hours 50 Minutes Genres Thriller Drama Production Companies Lotte Entertainment, TPS Company, Saram Entertainment Production Countries South Korea Lee Je-hoon... Jung-hoon... Cho Jin-woong... Park Myung-rok... Kim Tae-hun... Han Hyun-soo... Kwak Do-won... Soo-taek... Moon So-ri... Sun-hwa... Ko Sung-hee... Jin-ah... Lee Na-ra... Eun-yeong... Kyul Hwi... Min-tae... Park Byung-eun... Ji-hoon... Lee Seung-joon... D.A. Investigator... Choi Gwang-il... Attorney Choi... Lee Dong-ha... Prosecutor Lim... Kim Ki-cheon... Jae-man... Min Bok-gi... GG CEO... Park Gil-su... Boss of Electronics Store... Jin Yong-uk... Detective Moon... Chae Dong-hyeon... Police Officer... Kwak Jin-mu... Police (uncredited)... Kim Jae-young... Military Sibling... AN ETHICS LESSON Trailer (Trailer) Original Size (1280x720) Original Size (666x1000) Original Size (800x1143)