Facing his own past, an investigator unravels the mystery behind three cruel, ritualistic murders.

As a child, Masamune Makabe once suffered greatly at the hands of a wealthy and beautiful girl named Aki Adagaki, who nicknamed him "Piggy" due to his chubby appearance. Seeking revenge against his tormentor, Masamune works hard to improve himself and returns as an incredibly handsome, albeit narcissistic, high school student. When he encounters Aki once again, he is prepared to exact vengeance. With the aid of the rich girl's maid, Yoshino Koiwai, Masamune slowly begins to build his relationship with Aki, intending to break her heart when the time is right. However, as his friendship with Aki begins to grow, Masamune starts to question the objectives of his devious plans, and if bringing them to fruition is what his heart truly desires.

Join Tadakuni, Hidenori and Yoshitake as they undergo the trials and tribulations of life in high school. Each episode presents the boys and their classmates in unique situations that you may or may not have faced in high school yourself.

Tsutsui Hikari (a.k.a "Tsuttsun") is a high school student who is content with his virtual life of anime and video games. One day, he gets stuck cleaning the pool with Iroha, a real live girl who is stylish, sassy and known to be easy with boys ... and she aggressively approaches him! Tsuttsun, who has few friends and lives in his own world, finds himself smitten by the confident and wild Iroha ... and his whole world is turned upside down!! It's the awkward and pure love story of a boy who experiences relationship for the first time.

A shy university student in Tokyo, Karen Kohiruimaki stands in stark contrast to her in-game avatar—in fact, she happens to stand above everyone else too, much to her dismay. Towering above all the people around her, Karen's insecurities over her height reach the point where she turns to the virtual world for an escape. Starting game after game in hopes of manifesting as a cute, short character, she finally obtains her ideal self in the world of Gun Gale Online. Overjoyed by her new persona, she pours her time into the game as LLENN, garnering her reputation as the legendary player killer. However, when one of LLENN's targets gets the best of her, she ends up meeting Pitohui, a skilled yet eccentric woman. Pitohui insists that LLENN participates in Squad Jam, a battle royale. Thrust into the heated competition, LLENN must fight with all her wit and will if she hopes to shoot her way to the top.

There is a popular saying: "you can never be too careful." It is very important to prepare for every situation you may face, even if it seems like an unnecessary waste of time. Also, in games like RPGs, it is good to exceed the level of your enemies to achieve total victory. These words describe Seiya Ryuuguuin a little too perfectly. After being summoned by the goddess Ristarte to save the world of Gaeabrande from destruction, the hero prepares himself for his noble journey. While this might be normal, he spends a very long time training himself, despite having overpowered stats. He fights weak enemies using his strongest skills and buys excessive amounts of supplies and potions—all to stay safe. While his attitude may be a bit annoying, it might just be the saving grace of Gaeabrande, especially considering that it is a world where the forces of evil dominate each and every expectation.

This is the story of Tooru Kokonoe who has enrolled at Kouryou Academy, a school which trains students in wielding Blaze, soul powered weapons to prepare them for the Dorn Agency's special peacekeeping corps. When Tooru is partnered with a mysterious girl: Julie Sigtuna, he finds he has to overcome many hurdles to ensure their teamwork and fighting skills are up to par for the duration of their training.

Although there are still traces of the brief period he became a vampire, third-year high school student Koyomi Araragi is human again. He happens upon others with their own supernatural problems and finds that he can empathize. Koyomi becomes involved in their lives, seeking to help them and occasionally asking for advice from Meme Oshino, the homeless man who helped him become human again.

Fourteen-year-old Iruma Suzuki has just been abandoned and sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon who has adopted him as his new grandson and has been transferred into a school in the Netherworld where his new demon grandfather works as the principal. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly as he faces his true self, takes on challenges, and rises to become someone great.

Many years ago, a Great Civil War ravaged Japan, leaving the country fragmented between two regions: Kansai and Kanto. In Kansai, a group of six Akudama carry out missions given to them by a mysterious black cat, while evading the police. But a dangerous journey is about to unfold when a civilian girl becomes twisted into the Akudama's way of life and witnesses their criminal drives.

Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he is to be her tutor, he tries to get on better terms. While trying to do so he meets four other girls.

Atsushi Nakajima was kicked out of his orphanage, and now he has no place to go and no food. While he is standing by a river, on the brink of starvation, he rescues a man whimsically attempting suicide. That man is Osamu Dazai, and he and his partner Kunikida are members of a very special detective agency. They have supernatural powers and deal with cases that are too dangerous for the police or the military. They're tracking down a tiger that has appeared in the area recently, around the time Atsushi came to the area. The tiger seems to have a connection to Atsushi, and by the time the case is solved, it is clear that Atsushi's future will involve much more of Dazai and the rest of the detectives!

Thirty years ago a strange phenomenon called a "spacequake" devastated the center of Eurasia, claiming the lives of at least 150 million people. Since then, smaller spacequakes plague the world on an irregular basis. Shido Itsuka, a seemingly ordinary high schooler comes across a mysterious girl at the ground zero of a spacequake and learns she is one of the "Spirits" who are the real cause of the spacequakes that occur when they manifest themselves in the world. He is recruited to make use of his mysterious ability to seal the Spirits' powers thus stopping them from being a threat to mankind. However, there is a catch: to seal a Spirit's power, he must make her fall in love with him and kiss him.

A disastrous school trip leaves four students stranded on an uninhabited island. Staying alive on a deserted island is easy for Homare, thanks to her survivalist father's training. While the others struggle, she shows them that being isolated may not be as dreadful as they thought.

In a post-apocalyptic world dominated by the so-called "Numbers," each human will have their identity branded with their own "Count," which could define any number related to their life. May it be one's walked distance or amount of compliments given to them by others, this Count could lead them to the abyss when it has dropped to zero. In the year 305 of the Alcian calendar, Hina has inherited a mission from her Mother, whose Count has depreciated to zero, to search for the Legendary Red Baron. In her adventure, she meets a half-masked swordsman named Licht who tries to hide his identity, as he is known as a degenerate for having an incredibly low Count.

One day, high-school boy Yamada bumps into the beautiful girl Shiraishi on the stairs (literally), and their lips touch as they fall. When they regain their wits, they realize that they have swapped bodies. As time progresses, the two realize that this is not the only mysterious happening in the school.

37-year-old corporate worker Mikami Satoru is stabbed by a random killer, and is reborn to an alternate world. But he turns out to be reborn a slime! Thrown into this new world with the name Rimuru Tempest, he begins his quest to create a world that’s welcoming to all races. Broken free from ordinary, stale past life, his fresh adventure in a fantasy world as a slime monster with unique abilities begins.

Kobayashi lives alone in an apartment, until one day, Tohru appeared and they ended up living together. Tooru looks down on humans as inferior and foolish, but having been saved by Kobayashi-san, she does everything she can to repay the debt and help her with various things, although not everything goes according to plan. A mythical everyday life comedy about a hard working office lady living with a dragon girl.

Angel Beats takes place in the afterlife and focuses on Otonashi, a boy who lost his memories of his life after dying. He is enrolled into the afterlife school and meets a girl named Yuri who invites him to join the Afterlife Battlefront — an organization she leads which fights against God. The Battlefront fight against the student council president Angel, a girl with supernatural powers.

Being just a normal student without a special talent, Makoto Naegi wins a lottery to attend the prestigious Hope's Peak Academy where only the top prodigies attend. However, instead of this being the beginning of a wonderful high school life, it's a ticket to despair, because the only way to graduate from Hope's Peak Academy is to kill one of your fellow students or be one of their victims.