Kogarashi's devastating spiritual attack on Yoinozaka Jonosuke has resulted in a cascade that will destroy both the evil Oni's spirit and Kogarashi's body itself! With no other options left, Ryuzen has to use the girls' feelings for Kogarashi as a conduit, by sending their minds into their potential happy ending with him! Each girl gets her own possible future with Kogarashi in a bid to save his life, but what about Yuuna? As a spirit whose goal is to move on, what could her happy ending be?