Purple Storm

Soong, a Khmer Rouge terrorist with plans to seed clouds with the chemical weapon Ricin-X, sends his son, Todd Nguyen his friend Guan Ai, to Hong Kong in a North Korean ship. On board is a container of the lethal poison, which the Koreans send an assassination team to retrieve. The Koreans are killed and Todd is knocked unconscious. The Hong Kong marine police showed up, forcing Guan to dump the container overboard and escape. She could not kill Todd to prevent his capture by the police.