The students of Class 3-E have a mission: kill their teacher before graduation. He has already destroyed the moon, and has promised to destroy the Earth if he can not be killed within a year. But how can this class of misfits kill a tentacled monster, capable of reaching Mach 20 speed, who may be the best teacher any of them have ever had?

Mobius is a perfect digital world for the imagined benefit of humanity by μ, a virtual idol program that attained sentience and self-awareness. Only humans who are suffering in the real world and strongly relate to μ's songs are lured into Mobius. Once they enter, people often forget that the real world exists. Regardless of age or gender, they are turned into students and forced to experience school life over and over, which μ considers "the most radiant time in a person's life."

Taichi Nishimura is a typical, average high schooler, and Azuma Rin is a beautiful woman with the build of a model and excellent reflexes. The two live an ordinary high school life until one day, they're suddenly enveloped in a mysterious magic circle and transported to an unknown land.

That world is full of terrifying monsters, beastmen, dwarves, elves, and many other races right out of fantasy. To survive in this new world, Taichi and Rin decide to become adventurers, but when they take the aptitude test, they discover they both possess cheat-level magic.

Together with her father, who had quit his salaryman job, Toyokawa Himeno moves to Gifu prefecture's Tajimi city. That's the city where her mother is from, whom she had lost when she was still young. Himeno is now attending her mother's alma mater, where her classmate Kukuri Mika invites her to tag along to a special place. That place turns out to be the pottery club! There, she learns for the first time that her mother was a legendary potter, and is consequently pulled into the world of pottery.

故事发生在遥远的未来，彼时，大陆板块的活动令海水渐渐淹没了日本的大部分国土，人们不得不在海上建造起新的都市。随着时间的推移，海上都市的规模越来越大，航路越来越复杂，为了维持秩序，一种人们称之为“蓝色人鱼”的新型职业渐渐被大众所接收和憧憬，这份光荣的职业亦成为了很多女子高中生们未来奋斗的目标。
活泼开朗乐观向上的岬明乃（夏川椎菜 配音）、沉默寡言外冷内热的宗谷真白（Lynn 配音）、害羞内向但在熟人面前有着十分可爱的一面的立石志摩（古木望 配音）、傲娇毒舌非常在意自己身高的西崎芽依（种崎敦美 配音），这些个性迥异的女孩子们，是否能够实现她们心中的理想呢？

某一天，一封招待信送到一群少女们的手中。这个招待信可不一般，那是融合了时尚、舞蹈、音乐等的孩子梦想的“美妙天堂”世界入场券。在那儿，每天都可以参加唱歌、跳舞、时尚的竞赛，而比赛实况也将通过电视和网络向全世界播出。如今的顶级偶像也都是从“美妙天堂”当中诞生的。主角啦啦和他的朋友们也对于“美妙天堂”的世界充满兴趣。不过啦啦的学校却禁止小学生参加这些活动……然而，因为一次奇妙的契机，啦啦第一次走进这个传说中的世界，结果还登上了比赛的舞台。那么啦啦的“美妙天堂”出道演出究竟会如何呢！？

Theater has taken the entire world by storm in the 20th century, and teenager Kokona Ohtori aims to take the big stage. Performers who shine the brightest are called Dai Stars, and for Kokona, her first step into stardom is auditioning for the prominent theater troupe—Sirius. As she cultivates her unique sense for the stage, a story of passion and aspiration unfolds in this super-theater age.

我的同班同学石川月菜是吸血鬼。帅气又带着神祕气息的她是班上的人气王。
然而事实上，她似乎超级不擅长吸血…？

With her cool, mysterious aura, transfer student Ishikawa Luna is already the most popular girl in class. Ohtori, on the other hand, is so average he's practically a background character. The thought of ever speaking with Luna never even crossed his mind—until he accidentally discovers her secret: She’s a vampire…who's absolutely terrible at sucking blood!

Marie, the second daughter of a poor baron’s household, is treated like a servant by her parents. Even at Marie’s birthday party, her beautiful elder sister, Anastasia, is the star. Outside, Marie bumps into Count Kyuros Granado, who falls for her at first sight. Yet, due to a misunderstanding, the Count proposes to Anastasia. After a tragic accident, Marie must marry the count instead!

Germany was divided into East and West after WWII, where citizens of either treated the other side as enemies. In the midst of Cold War, however, the Earth was invaded by an alien life form landed on Kashgar, Xinjiang Uyghur Autonomous Region, known as "Beta." Now, ten years after the first contact, East Germany, formally German Democratic Republic, has become the front line.

In an age of revolution, Marie Antoinette and her protector Oscar François de Jarjayes face tough choices as women growing into their distinct roles.

Nina never imagined she would be at the center of a royal deception. She’s had a rough start in life as an orphan in the castle town of Fortna. But when Prince Azure notices that her deep blue eyes look the same as the late Princess Alisha’s, he ordains that she takes her place and marry the Prince of Galgada. Despite this uncertain fate, she finds joy in knowing someone finally needs her.

Yuuya Nomoto was horrified to discover that the vehicle he was driving was being used to kidnap a high school girl, but he's even more shocked when the girl, Hitomi Uzaki, literally tears her kidnappers to pieces instead! Then she forces Yuuya to drive her to an arena where she bets the value of his organs on herself to win in a death match against a half-lion hybrid! Even more astonishing: Hitomi wins! That's because she's a Therianthrope, a genetically engineered fighter created specifically for the underground death matches known as Killing Bites! And now that Yuuya has been pulled into this dark underworld, he has no choice but to continue working for Hitomi. Because who's going to fight against a girl who's part honey badger?

Worried about her reputation, Hime covers shifts for a cafe manager she accidentally injures to maintain her picture-perfect princess image. But this cafe has a peculiar theme—private school. To put on her best barista schoolgirl act, she’ll be trained by the most graceful girl there, Mitsuki. Under her guidance, Hime’s feelings start to brew, but there’s just one problem—Mitsuki can’t stand her!

Determined to climb up the social ladder, Mary Saotome invests everything she has into what her elite high school values most: high stakes gambling.

Al Wayne loves farming — and we don’t mean the video game sim. He wants to be a literal farmer, but in the process of improving his agriculture skills, he somehow winds up maxing out his overall character stats! He’s superpowered in the most unexpected of ways with abilities even the strongest of heroes would envy. Alas, all he wants is an idyllic farmer's life, but with demons and monsters invading the realm, Al may have to take up the mantle of hero just to keep his dreams from withering away!

Rein is a Beast Tamer who fights alongside heroes to bring down the Demon King. But one day his comrades declare him useless and kick him out of the party, after which he decides to start a carefree life as an adventurer. During the test he must pass to become an adventurer, he runs into a girl named Kanade who is being attacked by a monster. Rein risks his life to make sure she can escape, but then she brings down the monster in one hit. It turns out that Kanade is from the inordinately powerful tribe of cat people, one of the strongest species! She becomes attracted to his combination of talent and gentle nature and asks: "Would you try to tame me?" Rein forms a contract with the strongest cat-eared girl and starts his new life as an adventurer. The heroes who kicked him out of the party, as well as other stronger species, take notice of his power.

The class arrives in another world and they encounter a desolate environment dominated by a rampaging magical automaton.

Hitori Bocchi, a girl with extreme social anxiety, has had only one friend throughout elementary school. When Bocchi learns they'll be split up after graduation, she makes a promise to her: "By the time of my middle school graduation, I'll make friends with everyone in my class." And if she can't... they won't be friends anymore?! But Bocchi has a hard time talking to people. When she gets nervous, her legs cramp. She can't look other people in the eye. She doesn't even know how to make friends! Every way she thinks of to make friends ends up failing. Will her friend-making plan pay off?!