The Chaser (2012)

Detective Baek Hong-Suk lost his 15-year-old daughter in a car accident and his wife died from shock shortly afterwards. He then searches for the truth related to his daughter's death and learns that it is tied into a conspiracy. Reporter Seo Ji-Won is the large corporation owner's daughter. She helps Hong-Suk to uncover the truth. While covering the story, she finds out that her brother-in-law, a top presidential candidate, is involved in corruption. Ji-Won comes into conflict between her family and the truth.