Haruka's plans for a relaxing summer with her friends gets derailed when she starts experiencing visions of strange figures and blue snow.

Things start to spiral out of control as figures from Haruka's vision begin materialising and try to take her away.

Karasu arrives just in time to protect Yuu and Haruka from Atori; Haruka finds Karasu injured following the battle.

A misunderstanding between Ai and Haruka leads to a fight, but Haruka's powers help her find the cause of their conflict.

Atori, Tobi and Isuka travel onto the present timespace in order to destroy Haruka.

Haruka escapes captivity after being taken to another dimension by Karasu, finding herself lost in an underground city.