The Sky Dragon Of Fairy Tail (Completed)

what if Wendy was not the only one sky dragon slayer what if she had a sister and what if Lucy was her sister and she was in a different guild Lucy was in the phantom lord guild and Wendy was in the fairy tail guild but they did not know they did know that at the time and what if both of there guilds broke out in a war and the two sister will have to fight each other. will Lucy leave phantom lord in end of the war and join her sister in the fairy tail guild will the rest of the guild trust Lucy and accept her in the end.