After the destruction of Lumen at the end of CHAOS, Ba'al wanting to rectify the results of his actions intercepts a wormhole from the canon-logical timeline created by Kai. Using a crystal Ba'al merges Kai with the Kai from Chaos Theory and CHAOS, giving that Kai a second chance at life.
Shortly after Kai creates a device with the crystal that he then uses on the people around him to unlock their CHAOS doppelgangers.
Kai, the lead protagonist of CHAOS as well as the chapter Chaos Theory within Omega X: Rise Of The Champion. Kai the parallel opposite of himself in the alternate future timeline, being forbidden to train how to fight by his mother, instead he focuses his attention on science. After a scientific break through, Kai creates a wormhole to the alternate future where he meets Ba'al who forces Kai to merge with his doppelganger.