Surfer Ko Tsz Kit, who runs a B&B in Taiwan, is ambushed by assassins. Though he is saved by the agile backpacker Yuen Ching Yan, his adoptive mother dies at the scene. To probe into the matter, Tsz Kit returns to Hong Kong alone. With his best friend Tai Wah Koon pulling a few strings for him, Tsz Kit uncovers that his adoptive mother’s death is connected to Ling Hung, an Iron Lady running multiple syndicates, who is so powerful that her decision will lead to a profound impact on the economy and livelihoods of the communities.