Date A Live: Mayuri Judgement (2015)

Because I've met you....I'm no longer an existance that was born to disappear.

A huge sphere suddenly began to emit a mysterious spiritual wave to the Tengu City that should have regained its peace. A mysterious, beautiful girl showed up at the same time. Silently, what is her purpose to cast her line of sight to Shidou and the others? The real purpose is...?