In the ultimate fight of their lives only the strongest will survive. Panna Rittikrai is a legend in Thai action cinema. With credits as director of Born To Fight and stunt coordinator for such classics as Ong-Bak and Chocolate, he was also the star of many action films in the 70s and 80s. Rittikrai is well known for being a famous mentor to some of the top action superstars working today, including Tony Jaa (Ong-Bak), Dan Chupong (Dynamite Warrior) and Jija Yanin (Chocolate). BKO features a range of martial art disciplines at its best when a group of "fight club" friends, whose styles vary from Muay Thai, Capoeira to Kung Fu and Tai Chi, must join forces and fight for their lives in a daring rescue of a kidnapped friend.