Build a movie plot around this: How do the surviving North Korean soldiers escape? Via a mountain passage.
A:
A U.S. Navy pilot, Neil Smith, is caught in a mysterious storm of butterflies and crash-lands his plane whilst flying over a remote part of Korea. He is found by local villagers who nurse him back to health. Within the small village(Dongmakgol), time appears to stand still. They have no knowledge of modern technology, such as guns and grenades. All villagers are unaware to the conflict within Korea.Meanwhile, not far from the village, a platoon of North Korean and South Korean soldiers have an encounter, and the ensuing gunfight leaves most of the North Koreans dead. The surviving soldiers from the North manage to escape through a mountain passage. The North Korean soldiers, Rhee Soo-hwa (Jeong Jae-yeong), Chang Young-hee (Lim Ha-ryong), and Seo Taik-gi (Ryu Duk-hwan) are found by an odd girl Yeo-il (Kang Hye-jeong) who acts crazy. She leads them to the village, where to their astonishment, they find two South Korean soldiers Pyo Hyun-chul (Shin Ha-kyun) and Moon Sang-sang (Seo Jae-kyung). The South Korean soldiers who, have both deserted their units had also been lead to the village which is housing the injured U.S. Navy pilot, Smith by a different villager.The unexpected encounter causes an armed standoff that lasts for several days. The villagers have no idea what the stir is about, and wonder why the two sides are standing there pointing those "sticks" at each other. The confrontation ends only when a soldier holding a grenade is worn by fatigue and accidentally drops it. Another soldier heroically throws himself onto the grenade, but it does not explode. He discards the "dud" over his shoulder in contempt, and it rolls into the village storehouse and blows up the village's stockpile of corn for the winter. The remnants fall down from the sky surrealistically as popcorn.The two groups of Korean soldiers and Smith now have to face the fact that their quarrel condemned the village to starvation in the following winter. They help the villagers in the fields to make up for the damage they have caused, and...