In this 2017 South Korean thriller, directed by Jang Hang-jun, the story follows a young man named Jin-seok, played by Kang Ha-neul, who becomes embroiled in a mysterious and unsettling series of events after his brother Yoo-seok, portrayed by Kim Mu-yeol, is kidnapped and returns with no memory of the incident. As Jin-seok delves deeper into the enigma surrounding his brother’s disappearance, he uncovers shocking truths that challenge his perception of reality. The film is noted for its intricate plot twists and psychological depth. It can be viewed for free on 123Movies / Movies123.