Learning of childhood friend Meihua’s death, Lingling goes to Japan to find Meihua’s sister, Meifeng. Brutal gangsters demand Lingling return an item Meihua stole, and hold Meifeng hostage. Old friends help Lingling confront the gang.

Set during the 1930s after the Japanese invasion of Manchuria, high school kids separate the area and fight day after day. When a beautiful teacher starts her new post at an all-boys high school Cheonghwa, things start to change.