The year is 199X. In a city of crime, a small martial-arts dojo has just moved in. This dojo is operated by two young twin
brothers named Billy and Jimmy Lee. In their dojo they taught a
martial-arts style they created called "Sou-Setsu-Ken." It was so fast
and powerful that their proud style was labeled as "the fist that whirls,"
and the dojo quickly gathered popularity. One of the disciples at the
Sou-Setsu-Ken Dojo was a female cop named Marian Kelly. Marian is the
only female Narcotic Investigator at the police station, and was inspecting
a local drug-smuggling cartel. One day on her way back from the dojo,
she went to investigate the "Shadow Warriors" and has yet to return.
Several days later the Lee brothers received a letter from the Shadow