Question: Real is a South Korean action thriller noir film starring, among others, what former member of South Korean girl group?
Context: Choi Jin-ri (born March 29, 1994), better known by her stage name Sulli, is a South Korean actress and model.  She is a former member of South Korean girl group f(x).  On August 7, 2015 (a year into her hiatus), it was announced that Sulli had officially withdrawn from the group to pursue her acting career and S.M. Entertainment would continue to manage Sulli in her acting endeavors. Fate () is a 2008 South Korean action noir film. Kim Chung-ha (born Kim Chan-mi on February 9, 1996), better known by the mononym Chungha, is a South Korean singer.  She is best known for finishing fourth in Mnet's girl group survival show "Produce 101" and as a former member of the now disbanded South Korean girl group I.O.I. The Divine Move () is a 2014 South Korean action noir film about a former baduk player's quest for revenge. Han Sun-hwa (born October 6, 1990), is a South Korean singer and actress.  She is a former member of the South Korean girl group Secret.  She made her television debut in 2004 while participating in SBS's "Superstar Survival" as a finalist, and in 2009, she was a regular cast on a variety show called "Invincible Youth".  Aside from music, she also ventured into acting and made her debut in the 2010 drama, "More Charming By The Day".  She also acted in several dramas with supporting roles in "Ad Genius Lee Tae-baek", "God's Gift - 14 Days", and "Marriage, Not Dating".  In 2014 she finally starred as a lead actress on MBC's weekend drama "Rosy Lovers" as Baek Jang Mi co-starring with actor Lee Jang Woo.  CNN International Seoul listed Sunhwa as one of the nine rising "It" stars in Korean entertainment citing her as a "multi-tasking" artist.  Her portrayal of Kang Se-Ah in the 2014 TVN drama, "Marriage, Not Dating" earned her a nomination for "Best Youth Actress" at the 16th Seoul International Youth Film Festival.  In 2014, her portrayal of Jang-Mi from "Rosy Lovers" and Jenny from "God's Gift 14 Day"s won her two best new actress awards from MBC and SBS Drama Awards.  It was confirmed on September 26, 2016 that Sunhwa had not renewed her contract with TS Entertainment and will officially part ways in October.  On October 14, 2016 Sunhwa joined Huayi Brothers as an actress. GP Basic (Korean: 지피 베이직 ) was a South Korean girl group who debuted on August 15, 2010.  At the time of their debut, they were considered to be the "youngest" South Korean girl group with an average age of below 13.5.  The age of their youngest member, Janey, caused controversy followed by the debut of a much younger girl group, G-story, who were all below 10 years old.  This led to new broadcasting regulations in South Korea. Kwon So-hyun (born August 30, 1994), is a South Korean singer and actress.  She was known as a member of the South Korean girl group 4Minute, under Cube Entertainment.  She is also a former member of the South Korean girl group, Orange.  Before June 15, 2016 (end of her contract with Cube), Sohyun left 4Minute and the record label along with members Nam Ji-hyun, Heo Ga-yoon, and Jeon Ji-yoon. Real () is a South Korean action thriller noir film directed by Lee Sa-rang, starring Kim Soo-hyun, Sung Dong-il, Lee Sung-min, Choi Jin-ri and Jo Woo-jin.  The film was released on June 28, 2017 in South Korea. Gong Min-ji (born January 18, 1994), better known by her stage name Minzy, is a South Korean singer and songwriter.  She is a former member of South Korean girl group 2NE1, leaving the group and the group's agency in April 2016. For the Emperor () is a 2014 South Korean action noir film directed by Park Sang-jun, starring Lee Min-ki and Park Sung-woong.
Answer: Choi Jin-ri