Killed saving a stranger from a traffic collision, a 34-year-old NEET has been reincarnated into a magical world as Rudeus Greyrat, a newborn baby. With knowledge, experience and regrets from his previous life retained, Rudeus vows to lead a full life and not repeat his past mistakes. Now endowed with a tremendous amount of magical power, as well as the mind of an adult, Rudeus is seen as a genius in the making by his new parents. Soon, he finds himself studying with powerful warriors like his swordsman father and a wizard named Roxy Migurdia - all to hone his apparent talents. But despite his innocent exterior, Rudeus is still a perverted otaku, who uses his wealth of knowledge to make moves on women that he could never do in his previous life.
Chihiro and her parents are moving to a different city. On the way to the new house, the father decides to take a shortcut. They come across a table laden with food, though no one is around. Chihiro senses danger, but her parents start eating. When it gets dark, they turn into pigs. Now only Chihiro can save them
Iwatani Naofumi, an otaku like any other, finds a book in a library that transports him to another world. He is given the mission of becoming the Hero of the Shield, one of the Four Cardinal Heroes who will face the Waves of Catastrophe alongside the Heroes of the Sword, Spear and Bow. Excited by the adventures, Naofumi sets off on a mission with his team. However, a few days later, he is betrayed and loses all his money, dignity and respect. Will he find a way out of this desperate situation?
The Great Jahy, her right-hand man in charge in the Dark Kingdom, is a frightening figure, feared and revered by all. But when a magical girl destroys her precious mana crystal, Jahy becomes fragile and powerless, bringing the Dark Kingdom to ruin and throwing her into the human world! And soon Jahy will discover that planning the rebirth of the Dark Kingdom in a crumbling kitchenette is no easy task, especially when you have to work to pay the rent!
