Last Child (Korean: 살아남은 아이; RR: Sal-a-nam-eun A-i) is a 2017 South Korean mysterydrama film written and directed by Shin Dong-seok in his directorial debut. It stars Choi Moo-sung, Kim Yeo-jin, and Sung Yoo-bin. The film received positive reviews from critics, who praised Shin's direction and the cast's performances (particularly of Sung).
Plot
Six months ago, Jin Sang-chul (Choi Moo-sung) and Lee Mi-sook (Kim Yeo-jin) lost their son Eun-chan who drowned while saving one of his friends, Yoon Gi-hyun (Sung Yu-bin). One day Sang-chul meets Gi-hyun..[1][2][3][4]