Yumiko is the daughter of one of Japans top wrestling stars, when her mother dies she is raised by her uncle Takeshi, a brutal Yakuza crime lord. When Takeshi arranges for Yumiko to marry the leader of a rival yakuza family, she decides to run away. Yumiko enlists the help of her lesbian lover Devil Matsumoto and the two steal a large sum of money from her uncle, then flees Japan to start a few life in the United States. Once in America, Yumiko sets out to follow in her mothers footsteps. She and Devil join a small indie wrestling promotion, where she meets Mike Hilton, the charismatic champion of Union City Wrestling. Mike takes Yumiko under his wing and helps her and Devil get their start. It isn't long before Yumiko and Mike fall in love-which doesn't sit well with Devil. Yumiko is torn between her strong friendship and loyalty to Devil and her true love with Mike. Yumiko's problems increased ten fold when she learns that news of her success has travelled back to her native Japan. It isn't long before Takeshi and two of his top killers are on a plane bound for the United States. Takeshi is determined to force Yumiko to return to Okinawa with him, and will kill anyone that stands in his way.