That man is the strongest agent, "Jupiter." He was an invincible guardian in the devastated parallel world "B-side," but after 15 years of avenging his sister, he retires from being an agent. Hiding his superhuman powers, he lives a peaceful second life in the "A-side" at the age of 33. It was supposed to be peaceful... But with the appearance of a girl with a certain situation, the man's life turns into a "trial"! With a new name and a new family, he lives a strange life "under one roof."
Upon accepting a quest from his friend and local guildmaster, Zack Ciel, A-rank swordsman Alec Deer anticipates a strenuous and arduous journey. Camping outdoors for nearly a month, battling monsters, enduring inhospitable environments, and struggling to uplift the morale of his team all seem to be imminent challenges. However, Zack assures him that the task of hunting a manticore will terminate promptly and with ease, thanks to the aid of his protege, Shiori Izumi. Although Shiori's magic may be feeble, her exceptional ability to combine and master various elements renders her a rarity in their world. Referring to herself as a "housekeeping mage," Shiori manages to offer the adventurers a life of ease during their expedition. Despite her popularity amongst fellow travelers, Alec notices a hint of loneliness in her demeanor. Unbeknownst to him, the source of her seclusion is tied to a secret from her past.
After having several setbacks in real life because of his loner nature and holing up in his house, Toudesuke Saionji, a middle-aged man, throws himself into his inventions. Until, one day, he causes an explosion during one of his experiments and ends up reincarnating into another world. Now that Toudesuke has yet to find some way to go back to his old world, will he keep to himself along with Satalia, a vampire girl who adores him, and lead a quiet life where he dedicates his time to his inventions...?!
Following the passing of the most skilled assassin on Earth, who was ready to retire, he comes face to face with a goddess. Her domain is on the brink of ruin and she needs his unparalleled abilities. Armed with impressive new powers and a lifetime of deadly experience, he starts a new life as Lugh, a young successor to the Tuatha Dé assassin clan. Lugh's mission is to find and eliminate the most powerful individual on the planet - the hero.
After being scarred by the pain of her previous relationship, Liz commits herself to a life of freedom. She discovers that her enigmatic abilities make her a potential candidate for saintly status at the palace, but is taken aback when she unexpectedly runs into her ex-lover, the heir to the throne. Despite her deceptive appearance, Liz proves herself to be the most authoritative of all the contenders vying for sainthood.
Takeru Kamishiro, a conventional middle-aged office worker, was handpicked by God to be reincarnated as a handsome young man at the peak of his life in a make-believe universe. With a desire to learn about his exotic surroundings, Takeru embarks on a journey to gather exceptional and coveted items which he can later sell for money, and use that to augment his assortment even more.
I thought my miserable life had reached its end after dying in a plane crash. Unfortunately, my predicament only took a turn for the worse as I awoke as Rudbeckia de Borgia, a supporting villain in a well-known novel, destined to be killed by her own husband, Iske van Omerta. Maneuvering through the chaos of the Borgia family is a challenge, but to make matters worse, I am obligated to marry the very man who will ultimately end my life! However, with a little persuasion, I can make it work. All I need to do is convince Iske, his loved ones, and the country's inhabitants that I am no threat. How hard could it be?
Seina Satou, who works as a pharmaceutical researcher, suddenly finds herself lost in a different world! One day, after managing to start life as the pharmacist 'Sena', she encounters a mysterious man. He is the demon king Dermatitidis, a man of immense beauty and strong magical powers, but sickly and weak. Sena's knowledge and experience in herbal medicine is recognized, and she becomes his personal apothecary, with whom he shares a special and unforgettable time. And so, before long, the two are drawn to each other.
After regaining consciousness, I realized I had been sucked into an otome game with a potential disastrous fate. Regardless of a good or bad ending, I was now cast as the notorious villainess "Mariabell Tempest," known for her beauty and a wealthy family. My consciousness was present, but my actions were on automatic mode. The first go-around left me flabbergasted, the second filled me with despair, and by the third, I had already given up hope. The fifth round ended, and I remained bewildered as to what was coming in the sixth. Suddenly, I discovered that I had transformed into a little girl, and I had regained the power of language and motion. I couldn't make heads or tails of what was happening to me.
A contemporary physician and kickboxing instructor found herself reincarnated as the first-born daughter of the Xie clan at the age of eleven. To ensure her survival, she fought against her own kin. Despite winning the grueling struggle, she learned of her betrothal to a handicapped man who was essentially a eunuch - a fact concealed by her father. This discovery ultimately resulted in the youngster's tragic end amid the wilds where the reincarnation initially transpired.