The ship ran aground under heavy enemy fire. The students had to swim through freezing water and scale steep hills to capture the North Korean stronghold.

In September 1950, as United Nations forces were pinned down within the , a high-stakes plan called Operation Chromite was devised to land at Incheon and reclaim Seoul. To draw North Korean attention away from the real target, a group of 772 student soldiers—mostly teenagers with only two weeks of training—were sent to Jangsari Beach on the east coast.

Based on the true events of the 1950 Korean War, The Battle of Jangsari tells the harrowing story of a diversionary landing operation meant to ensure the success of General Douglas MacArthur's famous . The True Story of the "Forgotten Heroes"