Ep. 11: The Unexplored Ruins of Dreams!

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Boarding their new airship, Escha and her friends at last reach the unexplored ruins where they meet an enigmatic girl named Flameu that drives them away. Once back home, Escha learns from her foster mother, the automaton Clone, the true story behind Flameu's tragic past and decides to return to the ruins in order to help her. (Source: Wikipedia)