The Gate's Key - Uzaara Ugaro

The Key to the Gate has appeared! Her name is Rin and is being attacked by Nai and Mea/Bankyuria. It's up to Kai and the others to protect her. But, is Kai falling for her? And, Nai and Mea have got some new weapons!! And....Rin is really a warrior of TenKuuSei?!