Tatsuya has brought the Relic to FLT. The lab is hacked by the Great Asian Alliance. An insider attempts to go through the personal belongings of Tatsuya at the Robot Research Club. Will the Relic be safe?

Colonel Balance orders Lina to capture the caster who was behind Scorched Halloween. Balance gives Lina a custom-made device called "the Brionac" which converts Strategic-Class magic into a beam of high-energy plasma.

The Yotsuba Family intervenes to eliminate all threats to Tatsuya from the USNA military forces. The only threat that remains are the parasites. After questioning Pixie about the remaining parasites, Tatsuya heads to Aoyama Cemetery with Miyuki and Honoka to lure them out.

As instructed by Raymond, one of the Seven Sages, Tatsuya and his friends head to the outdoor training area behind First High School on the night of February 19th. Just as Raymond said, they detect the presence of all active parasites and Lina gathering at the scene. At this rate, clashing with Lina, who is hell-bent on completing her mission as Sirius, will be inevitable. With complex emotions at play, the final battle with the parasites begins.