Last Child is a 2017 Korean-language Drama movie directed by Shin Dong-seok. Six months ago the son of the married couple drowned. The couple, together with the teenager that their son saved, begin a journey to cope with the loss. Last child features Choi Moo-sung, Kim Yeo-jin, Sung Yu-bin, Choi Moo-seong, Yoo-bin Sung and Seong Yu-bin. The screenplay is written by Shin Dong-seok. The music was composed by Kim Hae-won. Cinematography was done by Lee Ji-hoon and editing by Lee Young-lim. The motion picture has a running time of 123 minutes.