Haruka Kaminogi’s plan to spend summer break goofing off with her friends gets derailed when she begins having visions of blue snow and strange figures.

Things begin to spiral out of control as the strange figures from Haruka’s visions materialize and attempt to take her away.

Karasu arrives just in time to protect Haruka and Yuu from Atori’s wrath, but will Haruka return the favor when she finds Karasu injured after the battle?

Atori, Tobi, and Isuka, travel onto the present time-space in order to destroy Haruka.

Atori makes one final attempt to destroy the Dragon Torque, but is stopped by Karasu. However, Atori is not the only one who wants Haruka.

Haruka deals with the concept of forgetting, as her memories of her grandmother are disappearing, and an old friend she had in Tokyo is unable to recognize her.