Tanya Degurechaff is a young soldier infamous for predatorial-like ruthlessness and an uncanny, tactical aptitude, earning her the nickname of the "Devil of the Rhine." Underneath her innocuous appearance, however, lies the soul of a man who challenged Being X, the self-proclaimed God, to a battle of wits—which resulted in him being reincarnated as a little girl into a world of magical warfare. Hellbent on defiance, Tanya resolves to ascend the ranks of her country's military as it slowly plunges into world war, with only Being X proving to be the strongest obstacle in recreating the peaceful life she once knew. But her perceptive actions and combat initiative have an unintended side effect: propelling the mighty Empire into becoming one of the most powerful nations in mankind's history. [Written by MAL Rewrite]

The year is 1983. The Cold War is in full effect, and humanity is under attack. Strange aliens, given the name "BETA," have descended to Earth with the goal of destroying all life. Soldiers have been tasked with piloting large combat suits called Tactical Surface Fighters (TSF) to repel the alien invaders, but the front line is slowly being pushed back towards the surviving cities. Schwarzesmarken follows the story of Second Lieutenant Theodor Eberbach and the other members of the 666th TSF squadron, a ruthless unit that values a mission's completion over human life. Stationed in East Germany and led by war hero Captain Irisdina Bernhard, the unit specializes in counterassault attacks on laser-class BETA. But the 666th squadron finds itself with more enemies than just the alien forces when optimistic rookie Katia Waldheim joins the squadron, drawing the attention of East Germany's secret police, the Stasi. [Written by MAL Rewrite]

On the outskirts of the country of Helvetia rests the tranquil town of Seize. Upon its cobbled streets, citizens go about their daily lives, undisturbed by the increasingly tense military relations between Helvetia and the neighboring Roman Empire. It is under these circumstances that the 1121st platoon of the Helvetian army, stationed at the Clocktower Fortress in Seize, receives a new recruit in the young and spirited Kanata Sorami. Having joined the military to fulfill her dream of learning to play the bugle, she excitedly accepts the tutelage of the Sergeant Major, Rio Kazumiya, who happens to be a skilled trumpeter. Working alongside them are the aloof mechanic, Noël Kannagi, the feisty gunner, Kureha Suminoya, and the compassionate Captain Felicia Heideman; together, they experience the beauty of life in Seize and the lasting joy of a community that has persevered in spite of the crumbling world around them. [Written by MAL Rewrite]

In the year 2199, Earth faces its greatest crisis. Due to unrelenting bombings by the alien race known as "Gamilas," the planet can no longer sustain its inhabitants. In exactly one year, humanity is set to become extinct. In desperation, the people of Earth establish the Earth Defense Force, their last defense against the power-hungry Gamilas Empire. However, humanity finds a glimmer of hope after receiving a message from the mysterious planet Iscandar, which offers them a device that would restore Earth to its former glory. With salvation in sight, the Earth Defense Force calls on the prolific Space Battleship Yamato and swiftly assembles a crew to make the 168,000 light-year trek to Iscandar and receive their aid. Among the crew are young officers Susumu Kodai and Daisuke Shima, along with several other newly promoted leaders, all under the command of the distinguished Captain Juuzou Okita. Forced to learn how to handle the ship's innovative technology while dealing with the onslaught of Gamilas fleets, the inexperienced cast of Uchuu Senkan Yamato 2199 must summon every inch of their resolve to survive the many hardships aboard the Yamato and complete their mission: to save humanity before it's too late. [Written by MAL Rewrite]