Average high school student Kyou Sogoru is an avid swimmer living in beautiful Maihama City. He spends his days hanging out with friends, swimming, and playing video games. However, his normal life turns upside down when a beautiful and mysterious girl named Shizuno Misaki approaches him with a strange request—jump into their school's pool together. This fateful leap transports Kyou into a war-torn world where humans pilot impressive humanoid robots known as Zegas to fight against malicious aliens known as Gards-Orm. To spearhead this endeavor, humans have formed Cerebrum, a rebel organization working to prevent the Gards-Orm from eradicating humankind. As Kyou participates in combat operations, meets his fellow Zega pilots, and witnesses countless deaths, he begins to question the true nature of this world as well as his own life. [Written by MAL Rewrite]

One sunny day invaders came from space. They weren't little green men or funny girls wearing school uniforms, though. They were ugly robots which defeated the UN forces in seconds. After that the invaders (known as "eyeballs") roamed around and observed human society. In fact, they were peaceful unless attacked. They were polite and followed all the traffic laws, too. Still, they were aliens and the people of Earth wanted them to go home. The Kitanohashi High School Magic Club took it on themselves to defeat these foul robots and free the world. (Source: ANN)

After solving the incident of the scattered Jewel Seeds, Nanoha Takamachi happily returns to her everyday life, though now with added magic practice in the morning. Exchanging video messages with Fate Testarossa and the crew of the Arthra, Nanoha eagerly awaits the chance to speak with them in person again. But while studying in her room one day, Raising Heart suddenly calls out to Nanoha and warns her of an incoming attack! The attacker is a young girl named Vita, who calls herself a Belka Knight. She proves her strength by using an intelligent device with a mysterious cartridge system to quickly overwhelm Nanoha. Luckily, the Space-Time Administration Bureau is able to step in before she is completely crushed. Vita and her fellow knights Shamal, Signum, and Zafila are on a mission to steal magical power from mages in order to complete the Book of Darkness, one of the Lost Logia. For what sinister purpose are the knights after this Book of Darkness? [Written by MAL Rewrite]

In the year 5053, French aristocrats Viscount Albert de Morcerf and Baron Franz d'Epinay attend the festival of Carnival on the moon city of Luna. While Franz is just looking to have fun, Albert is seeking something more to fill his life—but he finds more than he bargained for in The Count of Monte Cristo, a mysterious and charming self-made nobleman who meets his gaze during an opera performance. Through a few twists and turns, Albert befriends the Count and introduces him into French society. The Count, however, has more on his mind than just friendship; he plots to finally unleash his vengeance on those who wronged him years earlier. Gankutsuou follows Albert and the Count's intertwined destinies and the ultimate price paid for enacting revenge. [Written by MAL Rewrite]