Min-sik Choi

The film mainly follows the famous 1597 Battle of Myeongryang during the Japanese invasion of Korea (1592-1598), where the iconic Joseon admiral Yi Sun-sin managed to destroy a total of 31 of 133 Japanese warships with only 13 ships remaining in his command. The battle, which took place in the Myeongryang Strait off the southwest coast of the Korean Peninsula, is considered one of the greatest victories of Yi.

After a thirteen-year imprisonment for the kidnap and murder of a six-year-old boy, Guem-Ja Lee seeks vengeance on the man truly responsible for the boy's death. With the help of fellow inmates and reunited with her daughter, she gets closer and closer to her goal.