Tying the knot with an Amagami sister. 10

Uryu is trapped in a world where he has never met the Amagami Sisters! And is somehow Shirahi's boyfriend?! But thanks to Uryu's shared past with Yae, he is able to re-establish a link to the Amagami family! As he and the sisters work on a plan to return him to his original world, Shirahi arrives at the shrine--and reveals everything! A wish to the Dark God caused all this, and another could end it. But as Uryu and Shirahi stand at the crossroads...