K.G. plot
"Revenge is her Destiny"
Sisters Ayaka and Natsuki Kurenai are the youngest offspring of a legendary Okinawan karate master named Shoujirou Kurenai. As children, they lead a happy life with their father (Tatsuya Naka) who encourages them to practice karate. One day, a mysterious group breaks into their home, kills their father and kidnaps Natsuki. Also stolen is a black belt that has been passed down within the family for over 200 years. Several years later, Ayaka lives as a humble college student in Yokohama. Natsuki, on the other hand, was trained as a killing machine by the mysterious group that kidnapped her several years ago. Quickly, Natsuki and the group set their eyes on Ayaka. Out of love for her sister and with the wisdom she received from her father, Ayaka decides to do what it takes to get back what is hers: Her sister and the black belt!