The Hidden Hero

Dreaming of making a way station for his sister and the villagers who have no choice but to commute along the dangerous train tracks every day, Joon-kyung sends many letters to the President, but with no reply. Ra-hee, who has a crush on Joon-kyung, does everything she can to help him meet the President.

Pil-ju, an Alzheimer's patient in his 80s, who lost all his family during the Japanese colonial era, and devotes his lifelong revenge before his memories disappear, and a young man in his 20s who helps him.

South America, 1960. A lonely and grumpy Holocaust survivor convinces himself that his new neighbor is none other than Adolf Hitler. Not being taken seriously, he starts an independent investigation to prove his claim, but when the evidence still appears to be inconclusive, Polsky is forced to engage in a relationship with the enemy in order to obtain irrefutable proof.

Young Jin-hee is taken by her father to an orphanage near Seoul. He leaves her there never to return, and she struggles to come to grips with her fate. Jin-hee desperately believes her father will come back for her and take her on a trip.

She has never lived in a high-rise apartment, and she wonders how her sister can live at this height every day. A few days ago she kind of burst in to stay with her sister, and she is now becoming re-accustomed to life in Korea. While seeming to keep a grave secret to herself, she manages life one day at a time with a sense of mindfulness. Meanwhile a certain director, some years younger than her, has asked her to join his project, and after a polite refusal, they have agreed to meet for the first time today. Downtown Seoul is filled with narrow alleys that harbor tiny old bars, and that's where they meet. As they are getting drunk, there is sudden rainfall and thunder.

With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person responsible for the death of his family.

Korean War, September 1950. In order to fight the enemy forces based in the South of the peninsula, General MacArthur orders the start of the Incheon Landing Operation, deploying diversionary attacks in other locations. Without real military forces to spare, 772 very young Korean student soldiers, barely trained, are sent to Jangsari Beach, where they will face a heroic fate and discover the value of friendship. (A sequel to Operation Chromite, released in 2016.)

In this genre-bending tale, Errol Morris explores the mysterious death of a U.S. scientist entangled in a secret Cold War program known as MK-Ultra.