Fifteen years after the King of the Iron Fist Tournament 2, Heihachi Mishima has established the Tekken Force: a paramilitary organization dedicated to the protection of the Mishima Zaibatsu. Using the company's influence, Heihachi is responsible for many events that have ultimately led to world peace. Heihachi learns of a mysterious and malevolent creature, Ogre, which has immortal blood, Heihachi seeks his blood in order to create an "ultimate life form". One day, a squadron of Tekken Force soldiers search an ancient temple located in Mexico under the premise of an excavation project. Soon after arriving there, Heihachi learns that they were obliterated by Ogre. Heihachi, having captured a brief glimpse of Ogre before its immediate disappearance, seeks to capture Ogre in the hopes of harnessing its immense fighting power for his own personal gain. Soon after, various known martial artists end up dead, attacked, or missing from all over the world, including Baek Doo San, who was beaten into a yearlong coma and King, who was killed afterwards with Ogre behind all of it.