Story Structure — 5 Plot Phases
Temporal Displacement
A military experiment fails during a solar flare test, scattering soldiers to 1549 while a wounded samurai appears in the modern era. This initial anomaly sets the stage for a crisis that threatens the present timeline.
Key Events
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JSDF Experiment Gone Wrong — A solar flare test fails, scattering soldiers to 1549. Characters: Yusuke Kashima, Rei Kanzaki
Location: Military Base
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Reverse Time Displacement — A samurai warrior appears in the modern era after the reverse effect. Characters: Yusuke Kashima, Rei Kanzaki
Location: 21st Century Lab
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Recruitment of the Weary — Kanzaki approaches retired Kashima to join a new mission. Characters: Yusuke Kashima, Rei Kanzaki
Location: Restaurant
The Recruitment
Kanzaki approaches a retired Kashima to lead a second mission after black holes begin threatening the present. Despite initial refusal, a historical samurai's challenge rekindles Kashima's sense of purpose.
Key Events
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Recruitment of the Weary — Kanzaki approaches retired Kashima to join a new mission. Characters: Yusuke Kashima, Rei Kanzaki
Location: Restaurant
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The Black Hole Threat — Kanzaki explains how the past commander is altering history. Characters: Yusuke Kashima, Rei Kanzaki
Location: Military Briefing Room
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Samurai's Challenge — A historical samurai questions Kashima's purpose, reigniting his drive. Characters: Yusuke Kashima, Rei Kanzaki
Location: Streets of Tokyo
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Second Team Deployment — The recovery team is sent back to 1549. Characters: Yusuke Kashima, Rei Kanzaki
Location: Time Chamber
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Rescue and Ambush — Team rescues a youth but is attacked by samurai and modern weapons. Characters: Yusuke Kashima, Rei Kanzaki
Location: Sengoku Battlefield
Captivity and Revelation
The recovery team is captured by an anachronistic warlord who is revealed to be their lost commander. He plans to use a nuclear device to erase a region and rewrite history.
Key Events
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Rescue and Ambush — Team rescues a youth but is attacked by samurai and modern weapons. Characters: Yusuke Kashima, Rei Kanzaki
Location: Sengoku Battlefield
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Capture at Mount Anmo — Survivors are captured and brought to the anachronistic warlord's stronghold. Characters: Yusuke Kashima, Rei Kanzaki
Location: Castle Fortress
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Warlord's True Identity — They discover the warlord is actually their lost commander. Characters: Yusuke Kashima, Rei Kanzaki
Location: Throne Room
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The Nuclear Ultimatum — The commander offers Kashima a place in his new empire, which is refused. Characters: Yusuke Kashima, Rei Kanzaki
Location: Castle Balcony
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Prisoner Escape Plan — Allies plot to free the prisoners using a commandeered vehicle. Characters: Yusuke Kashima, Rei Kanzaki
Location: Dungeon
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Duel for Freedom — Kashima fights a samurai to secure his men's release. Characters: Yusuke Kashima, Rei Kanzaki
Location: Courtyard
The Escape and Sacrifice
Allies orchestrate a dangerous breakout using a commandeered vehicle, resulting in heavy casualties and the recapture of Kanzaki. The team faces a critical low point as time runs out.
Key Events
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Duel for Freedom — Kashima fights a samurai to secure his men's release. Characters: Yusuke Kashima, Rei Kanzaki
Location: Courtyard
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Major's Sacrifice — A senior officer dies covering their retreat, leaving Kanzaki recaptured. Characters: Yusuke Kashima, Rei Kanzaki
Location: Fortress Gates
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The Hidden Identity Revealed — Kashima learns the rescued youth is a famous historical figure. Characters: Yusuke Kashima, Rei Kanzaki
Location: Safehouse
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Final Plea to the Lord — An ally successfully convinces his lord to defect from the warlord. Characters: Yusuke Kashima, Rei Kanzaki
Location: Samurai Camp
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The Decoy Strategy — They plan a diversion to draw the warlord's forces away. Characters: Yusuke Kashima, Rei Kanzaki
Location: Command Tent
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Castle Assault Begins — JSDF soldiers and allied samurai launch a coordinated attack. Characters: Yusuke Kashima, Rei Kanzaki
Location: Castle Grounds
Final Assault and Return
A coordinated strike destroys the warlord's base and stops the nuclear device. Survivors are evacuated by helicopter and successfully return to their original timeline, restoring history.
Key Events
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Castle Assault Begins — JSDF soldiers and allied samurai launch a coordinated attack. Characters: Yusuke Kashima, Rei Kanzaki
Location: Castle Grounds
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Confrontation with the Commander — Kashima fights and kills the warlord commander. Characters: Yusuke Kashima, Rei Kanzaki
Location: Refinery Platform
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The Impending Detonation — The castle collapses as the bomb's timer counts down. Characters: Yusuke Kashima, Rei Kanzaki
Location: Castle Ruins
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Helicopter Evacuation — They are airlifted out with the bomb as the earthquake strikes. Characters: Yusuke Kashima, Rei Kanzaki
Location: Extraction Point
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Time Shift Activation — The time displacement effects halt the bomb's timer. Characters: Yusuke Kashima, Rei Kanzaki
Location: Time Chamber
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Return to the Present — Both successfully return to their original timeline, restoring history. Characters: Yusuke Kashima, Rei Kanzaki
Location: Modern Lab
An accident during tests of an anti-plasma artificial magnetic shield at Japan's Ground Self Defense Force East Fuji practice range sends the 3rd Special Experimental Company, under Colonel Matoba on a time-slip 460 years into the past, into 'the Age of civil War'. At the same time an imaginary-number anomaly thought to be caused by interference from the past begins eroding the present.