Van, the fourth son of a powerful noble, is only two years old when he remembers his past life as a salaryman in Japan. With his adult brain in a young body, he's considered a child prodigy...until he displays the "Production Magic" skill when he turns eight. In a family that favors offensive magic, this crafting skill is considered useless in battle, and Van is banished to oversee a tiny country town in disgrace. With only his personal maid, the memories of his past life, and his "worthless" magic, can Van improve the fortunes of this little village—and himself?

This story is about Shinonome Hajime, an adventurer of Silver Range. He's dedicated to fulfilling missions from the guild. One day when completing a quest for monster meat, he finds a strange girl named Lily in a dungeon who's far more trouble than she's worth. Saving the girl from certain death, her story reminds him of his similar past and he takes her under his care...

When Lizel mysteriously finds himself in a city that bears odd similarities to his own but clearly isn't, he quickly comes to terms with the unlikely truth: this is an entirely different world. Even so, laid-back Lizel isn't the type to panic. He immediately sets out to learn more about this strange place, and to help him do so, hires a seasoned adventurer named Gil as his tour guide and protector. Until he's able to find a way home, Lizel figures this is a perfect opportunity to explore a new way of life adventuring as part of a guild. After all, he's sure he'll go home eventually... might as well enjoy the otherworldly vacation for now!

"Orn Doula, today will be your last day in the party." Orn, once a skilled Swordsman, had adapted to the role of Enchanter to fill a crucial gap in the Hero Party. However, one day, the party leader abruptly dismisses him, claiming his skills are lacking. Brander a "weakling" and a "jack of all trades, master of none," by his former comrades, Orn is cast out without a second thought. Determined to start anew, he returns to adventuring—this time as a Swordsman, the role he originally excelled in. But his time as an Enchanter was far from wasted. The experience, knowledge, and countless original spells he developed in the Hero Party have forged him into a warrior unlike any other. Now, armed with an unconventional set of skills, Orn is ready to carve his own path—one that will prove his true strength to the world.