Complex sentence: Kitana meets up with Johnny Cage and Liu Kang afterwards; after telling the pair about Outworld's origins, as well as her own, she allies with them as they make their way to the castle where Sonya is being held.
Split into simpler sentences: Kitana meets up with Johnny Cage and Liu Kang afterwards. Kitana allies with them as they make their way to the castle where Sonya is being held.