The story revolves around the amnesiac girl Ryouko Otonashi, who is a student at Hope's Peak Academy, and the sharp-tongued Ultimate Neurologist Yasuke Matsuda, with whom she is infatuated. A month after The Tragedy of Hope's Peak Academy, the school is full of unrest and secrets, with many people attempting to find out what truly happened and who is to blame. Despite not wanting any of it, Ryouko is connected to the incident and soon gets caught up in its aftermath, learning more and more about what happened. (Source: Danganronpa Wiki, edited)

In response to The Biggest, Most Awful, Most Tragic Event in Human History, an organization called Future Foundation was created to combat the chaos still present even after the death of The Mastermind. Misaki Asano is a new recruit, working as a special investigator for the 6th Division's Special Case Bureau—a branch dedicated to only the most bizarre and challenging murder cases. Alongside her partner, Takumi Hijirihara, they aim to combat despair one case at a time. Though, perhaps their most challenging case is that of the mysterious Killer Killer, a bizarre serial killer who chooses to target other murderers. (Source: Danganronpa Wiki)

A mysterious girl from a destroyed planet shows up at the school holding the most delinquents. Arriving to school a bit late, Raku Itsushima is welcomed by a school wide brawl to decide the strongest in the school, as well as the one to experience a special something rewarded by the girl. Raku's adventure to protect Earth starts now.

Karin Shinonome is a very unlucky girl. Very. After a terrible morning she is late to her first day at a new school but everything ends with a very strange gamble... When all seemed lost she is saved by her history teacher... That also hates gambling!

The amnesiac protagonist, Yuma, wakes up at a train station and discovers through his luggage that he is a detective working on a case. Yuma heads for "Kanai Ward," where he was supposed to investigate the case with the Shinigami who haunts him. However, an incident occurs on the train they are on...?

Takumi Sumino is a totally average teenager living in the Tokyo Residential Complex, a place where every day is much like the last and nothing bad ever happens. All that changes when freakish monsters attack the town and start wreaking havoc. A strange creature calling himself Sirei appears and offers Takumi the power to protect those he holds dear... All he has to do is stab himself in the chest! The next thing he knows, Takumi is in Last Defense Academy, a school in the middle of nowhere surrounded by a wall of otherworldly flames. He and 14 other students have been drafted into the Special Defense Unit, a team tasked with keeping the school safe for the next 100 days. How much are they willing to sacrifice to take back their normal lives and save the world from the grotesque school invaders? The curtain rises on 100 days of war and despair... (Source: Steam)

Danganronpa: Trigger Happy Havoc IF: The Button of Hope and the Tragic Warriors of Despair is a light novel written by Ryōgo Narita. It explores what would have happened if Makoto Naegi had received the Escape Button from the MonoMono Machine in the beginning of the game, which helps him slowly regain his memories. It is unlocked after completing Danganronpa 2: Goodbye Despair.