The story begins with the last day of Yggdrasil, a popular online game which is being quietly shut down. Our protagonist Momonga decides to stay in his beloved game until the last moment, so waits for the forced logout. Unexpectedly, the server does not shut down and Momonga is stuck in a skeleton avatar in another world. “The powerful Overlord” needs now to discover the new world and face the continuous challenges that arise. Having no parents, friends, or place in society, this ordinary man decides to take over the new world the game has become.

The protagonist, despairing of his life and taking his own life, finds himself in a strange place, looking like an earthworm. His body has the ability to attach to and manipulate corpses, and with this power he succeeds in taking possession of the body of a dead young man. This is a story about a young man who travels through a strange world on his own with the body of a dead young man, a little bewildered by his changed self. It is supposed to………

Protagonist Vaito, who was reincarnated as a werewolf magician, becomes the Vice Commander of the Third Division of the Demon Lord’s Army. Having captured a frontier trade city, he is in charge of controlling and protecting it. Formerly a human, now a monster, he understands the feelings of humans and the feelings of monsters as well. Thanks to that he is being considered as a great commander with both wisdom and courage by others, but in reality it is just one hardship after another: Making the violence loving demons obey, doing something about the always complaining humans, today also he is working hard as the main leader of the demon army.

Sakimori Kagami plays a VRMMORPG called Ark Earth Online. He is a veteran player with the name and appearance similar to an elderly bearded wizard from a certain book about a ring. One day he purchases an appearance change item as a last resort to spend expiring currency and gets the idea of choosing what he would want to look like if his character was ever a girl. Falling asleep should have suspended the game, but Kagami wakes up still online and feels the game has gotten a bit more realistic. Did Ark Earth Online finally get a long-awaited update? Or…

Emilia Fil Salbuveir was locked up in a prison. The cheers heard from outside indicated that her parents and brother have been executed. The Salbuveir family, who were a distinguished family in the Fildmerk Empire, second only to the imperial family, fell to their political enemies and were wrongfully executed. The last survivor, Emilia, who was the fiancée of the Crown Prince Altos, was no exception. Rather, he used her family’s political enemies to break off their engagement. As her family, relatives, and retainers were executed one after another, Emilia was quietly looking forward to her execution. All in order to take a revenge against this country…

A boy named 『Hardt』was an ordinary villager. Without any particular dreams, Hardt only lived while thinking about wanting to be of help to the mother that raised him up with her two hands. From the God of the world; Goddess Fistoria, an『Oracle』is bestowed upon all twelve year olds. The occupation Hardt was bestowed upon is『Dark Sorcerer』and this greatly changed his life. His mother was killed before his eyes, stabbed by his childhood friend as an allegiance test, beaten up by people he doesn’t know, Hardt; he has become unable to believe in humans and in the world, swore. “I will take revenge on the people, the country, the world and the Goddess”

Amamiya Hiroto is unlucky. His life consisted of misfortune after misfortune, culminating in an unlucky death during an incident on a school boat trip, trying to save a girl he barely knew. After death, he met a god of reincarnation who requested that the hundred or so dead passengers—one of them being the girl he tried in vain to save—be reincarnated into another world. Yet a series of unfortunate events forced Hiroto to reincarnate with even less luck than before, starting with nothing but a tremendous amount of Mana. His second life, far worse than his first, came to a cruel end. However, upon meeting the god a second time, he was informed that there would be yet another reincarnation—one that had already been set in motion and could not be stopped. Not wanting Hiroto to live long, the god cursed him before he was reborn in the hopes that he would either die quickly or commit su*cide. Hiroto was reborn once more as a half-Vampire, half-Dark Elf. A Dhampir. Not wanting a fourth life, he is determined to live this third life with the only things remaining from his previous lives—death-attribute magic and his enormous Mana pool.

Sage Dwight subjugated the Demon Lord along with the hero. They, who had returned peace to the world, were suspected of becoming the next Demon Lord and were pushed into the valley of the dead to die. Ten years later. Dwight quietly survived at the bottom of the ravine, becoming a skeleton that lost all its flesh. With deep remorse, he held the hero’s dead body and said to himself. “What’s wrong is the world. I have to prove it to them.” Having resolved himself, Dwight ate the Miasma of the valley of the dead. He became an existence that surpassed the previous Demon Lord and headed for the surface, leading countless undead with him. All for the sake of world peace. The King of the Undead, who received the strongest power, began an all-out war against humanity.

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!? Having the capability to destroy humans, elementals, and gods, after a long period of countless wars and strife, Arnos the demon lord became sick and tired of all that and longed for a peaceful world, so he decided to reincarnate to the future. However, what awaited him after his reincarnation is a world too used to peace that his descendants became too weak due to a huge weakening in magical powers. Arnos enrolled in the Maou Academy established to find any students that might be the demon lord’s reincarnation, but his powers are too extraordinary that those in the academy couldn’t properly judge his powers, so he’s regarded as an “Inept student”. Being underestimated and avoided by most people there, he recruited a girl friendly to him, Misha, as his subordinate and comrade, and strives to climb to the top of the demon race hierarchy to one day reclaim his former title and status.

After the soldiers’ mercenary group where he used to work had been utterly destroyed, Loren, who survived the disaster, decided to walk the adventurer’s path as a way to make a living. However, for Loren who had no acquaintances and nothing but an empty pocket on him, receiving a single quest seemed like a faraway aim. So, as he was contemplating about what he should do next, another adventurer called out to him.