Complex sentence: In "Warriors Orochi" crossover game, Kunoichi aids Tokugawa Ieyasu to save villagers from the burning Wan Castle and joins Sun Wu if the player has met certain requirements at the end of the stage.
Split into simpler sentences: In "Warriors Orochi", Kunoichi aids Tokugawa Ieyasu to save villagers from the burning Wan Castle. Kunoichi joins Sun Wu if the player has met certain requirements at the end of the stage.