title: Circle of Atonement
text: # Circle of Atonement
  
  Circle of Atonement (Korean: 비밀; Hanja: 秘密; RR: Bimil; lit. Secret) is a 2015 South Korean mystery drama film starring Sung Dong-il, Son Ho-jun and Kim Yoo-jung, and directed by Park Eun-gyoung and Lee Dong-ha.
  
  The film premiered at the Busan International Film Festival on 2 October 2015. It was released in theaters on 15 October 2015.
  
  ## Plot
  
  Detective Lee Sang-won (Sung Dong-il) and his daughter, Lee Jang-hyun (Kim Yoo-jung), meet high school teacher Nam Chul-woong (Son Ho-jun) and discover common ties to a tragic murder case that happened 10 years earlier.
  
  ## Cast
  
  * Sung Dong-il as Detective Lee Sang-won
  * Son Ho-jun as Nam Chul-woong
  * Kim Yoo-jung as Lee Jang-hyun
  * Im Hyung-joon as Shin Ji-chul
  * Seo Yea-ji as Kang Yoo-sin
  * Lee Kyung-jin as Yoo-shin's mother
  * Choi Yoo-ri as Shin Ki-jung
  * Jin Gyeong as Reporter Kim
  