Story Structure — 5 Plot Phases
S1: Enrollment & Competition
Tatsuya and Miyuki enroll at First High, facing course discrimination and terrorist attacks. Tatsuya joins the Student Council and Public Morals Committee, leading the engineering squad through the Nine Schools Competition while neutralizing No Head Dragon interference.
Key Events
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Enrollment & Course Division — Siblings enroll at First High, with Miyuki placed in Course 1 and Tatsuya in Course 2 due to exam scores. Characters: Tatsuya Shiba, Miyuki Shiba
Location: First Private Magic University
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Student Council Nomination — Mayumi nominates Tatsuya for the Student Council, while Mari recruits him into the Public Morals Committee. Characters: Tatsuya Shiba, Mayumi Saegusa, Mari Watanabe
Location: First High School
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Duel with Hanzo — Tatsuya defeats the undefeated Hanzo in a duel, forcing his withdrawal and validating Tatsuya's nomination. Characters: Tatsuya Shiba, Hanzo
Location: First High School
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Sayaka's Manipulation — Tatsuya discovers Sayaka is being manipulated by Blanche terrorists to incite course discrimination. Characters: Tatsuya Shiba, Sayaka Mibu
Location: First High School
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Terrorist Attack on School — Terrorists attack the school under the guise of a broadcast protest, targeting the computer library. Characters: Tatsuya Shiba, Mayumi Saegusa, Mari Watanabe
Location: First High School
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Blanche Hideout Raid — Tatsuya and allies storm the terrorist hideout, defeating the group and clearing Sayaka's name. Characters: Tatsuya Shiba, Sayaka Mibu
Location: Blanche Hideout
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Course Discrimination Debate — Weeds lock themselves in the broadcast room to protest course discrimination, prompting Mayumi to negotiate. Characters: Tatsuya Shiba, Sayaka Mibu
Location: First High School
S1: Yokohama Crisis
The Magic Thesis Competition is threatened by spy infiltration and a massive harbor assault. Tatsuya coordinates defense, reveals his Mahesvara identity, and eliminates enemy mechanized forces while protecting school operations.
Key Events
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Nine Schools Competition Begins — Tatsuya unveils his flying CAD and joins the engineering squad, facing initial Course 1 objections. Characters: Tatsuya Shiba, Mikihiko Yoshida, Leonhard Saijou
Location: Competition Venue
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Sabotaged Traffic Accident — A suicide attack disguised as a traffic accident targets the students, revealing enemy interference. Characters: Tatsuya Shiba, Miyuki Shiba, Katsuto Juumonji
Location: Highway
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Marine Bat Sabotage — Miyuki's CAD is sabotaged, causing physical trauma and loss of magical abilities for a participant. Characters: Tatsuya Shiba, Miyuki Shiba
Location: Competition Venue
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Engineering Squad Formation — Tatsuya and Katsuto form the engineering squad, facing Course 1 objections but proving their tactical value. Characters: Tatsuya Shiba, Katsuto Juumonji
Location: First High School
S2: Visitor & Parasite Threat
Parasitic entities from the spirit dimension attack Shibuya, drawing USNA military intervention. Tatsuya collaborates with the Yotsuba family, captures parasites, and defends against extremist threats targeting an offshore tower.
Key Events
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Monolith Code Final — Tatsuya faces Masaki in the final match, enduring a lethal attack and using self-restoration to win. Characters: Tatsuya Shiba, Masaki
Location: Competition Arena
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No Head Dragon Elimination — Tatsuya snipes and eliminates No Head Dragon high-ranking members to protect Miyuki. Characters: Tatsuya Shiba
Location: Adjacent Building
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Yokohama Disturbance Begins — Tatsuya is scouted for the Magic Thesis Competition while facing enemies targeting a historical relic. Characters: Tatsuya Shiba, Miyuki Shiba
Location: Yokohama
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Spy Infiltration — Chiaki is apprehended as a spy, revealing mind control by an adversary organization. Characters: Tatsuya Shiba, Chiaki Hirakawa
Location: First High School
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Harbor Assault — Tatsuya counters armed assailants and confronts Cardinal George over his top-secret technique. Characters: Tatsuya Shiba, Cardinal George
Location: Yokohama Harbor
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Memory Alteration Confession — Tatsuya and allies elicit a confession from Sekimoto, revealing mind control by an adversary organization. Characters: Tatsuya Shiba, Sekimoto
Location: Detention Facility
S3: Engineering & Steeplechase
Tatsuya and Mizuki transfer to the new engineering department. The Nine Schools Competition faces rule changes and secret Kudou Family parasite doll experiments, which Tatsuya systematically neutralizes.
Key Events
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Harbor Assault — Tatsuya counters armed assailants and confronts Cardinal George over his top-secret technique. Characters: Tatsuya Shiba, Cardinal George
Location: Yokohama Harbor
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Mechanized Battalion Obliteration — Tatsuya and airborne comrades destroy an enemy mechanized battalion, revealing his Mahesvara identity. Characters: Tatsuya Shiba, Katsuto Juumonji
Location: Yokohama
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Visitor Arc Commences — Two months after Yokohama, Tatsuya's friends prepare for departures as an American exchange student arrives. Characters: Tatsuya Shiba, Shizuku Kitayama
Location: First High School
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Parasite Murders — Vampire-like murders occur, revealing parasitic entities from the spirit dimension attacking students. Characters: Tatsuya Shiba, Leonhard Saijou
Location: Shibuya
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USNA Military Intervention — The Yotsuba family intervenes to eliminate USNA military threats targeting Tatsuya during the parasite crisis. Characters: Tatsuya Shiba, Yotsuba Family
Location: First High School
S3: Ancient City Insurrection
Tatsuya pursues Gongjin Zhou through Kyoto with Traditionalist cooperation. The Thesis Competition becomes a focal point for security operations, culminating in a planned JGDF base invasion.
Key Events
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Lina's Parade Spell — Lina attacks Tatsuya with the Parade spell, escalating into a skirmish with USNA military involvement. Characters: Tatsuya Shiba, Lina
Location: First High School
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Parasite Capture — Tatsuya and allies capture the parasites, but a third faction disguised as police steals them. Characters: Tatsuya Shiba, Pixie
Location: Aoyama Cemetery
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Offshore Tower Threat — The Advancement of Humanity Front threatens to blow up the tower, targeting Tatsuya and Minami. Characters: Tatsuya Shiba, Sakurai Minami
Location: Offshore Tower
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Second Year Transition — Tatsuya and Mizuki transfer to the new engineering department, with Minami moving in with them. Characters: Tatsuya Shiba, Mizuki Shibata
Location: First High School
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Diet Member Visit — Anti-magic advocate Kanda visits to expose alleged brainwashing, prompting Tatsuya to demonstrate student experiments. Characters: Tatsuya Shiba, Kanda
Location: First High School
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Steeplechase Rule Changes — Sudden rule changes pressure First High, revealing JDF influence and Kudou Family secret weapon testing. Characters: Tatsuya Shiba, Student Council
Location: First High School
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Parasite Doll Operations — Tatsuya seals high-performance parasite dolls during the cross-country event, facing unprecedented speed. Characters: Tatsuya Shiba, Pixie
Location: Steeplechase Venue
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Ancient City Insurrection Begins — Tatsuya pursues Gongjin Zhou with help from Traditionalists, navigating Nara and Kyoto operations. Characters: Tatsuya Shiba, Gongjin Zhou
Location: Kyoto
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Thesis Competition Security — Tatsuya and allies inspect the venue and locate Zhou at a JGDF base, preparing for invasion. Characters: Tatsuya Shiba, Mikihiko Yoshida
Location: Kyoto
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Robot Club Recruitment — Club recruitment frenzy erupts, with disciplinary and extracurricular committees clashing over authority. Characters: Tatsuya Shiba, Kasumi Saegusa
Location: First High School
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Kudou Family Cooperation — Tatsuya secures cooperation from Retsu Kudou, who introduces his grandson Minoru as a powerful traditional magician. Characters: Tatsuya Shiba, Retsu Kudou
Location: Nara
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Traditionalist Restaurant Intel — A restaurant owner shares intel on Traditionalist bases, helping Tatsuya narrow down hiding locations. Characters: Tatsuya Shiba, Restaurant Owner
Location: Kyoto
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Masaki's Hesitation — Masaki hesitates to invade a JGDF base but agrees to accompany Tatsuya to fulfill his Ten Masters responsibilities. Characters: Tatsuya Shiba, Masaki
Location: Kyoto
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Series Climax Preparation — Tatsuya and allies finalize their invasion plan to capture Zhou, setting the stage for the final confrontation. Characters: Tatsuya Shiba, Miyuki Shiba
Location: Kyoto
Siblings Tatsuya and Miyuki enroll at Magic High School, where Miyuki's honors status comes between her and her underachieving older brother.