Sekirei: Fangs Of The Dragon

 Sekirei: Fangs Of The Dragon is an anime fanfic set in the series but in a slight alternate history before the Sekirei Plan occures, instead of the Sekirei being the only knownsupposed alien race to have arrived to Earth, another Ryūjin who are the cousins of the birds and unlike them the dragons refused themselves to be manipulated by humans for their past conflicts and their so-called games upon their sekirei cousins.