When Makoto Misumi is summoned to another world to be its hero, he appears before a goddess to receive her power. But she immediately dislikes him.
Now in human form, the dragon Shen guides Makoto around her mystical domain. She later invites the highland orcs to come and make it their new home.
Makoto awakes to learn he has formed a pact with the Black Spider and later gives both her and Shen new names. More races move into Shen's realm.
While walking the evening streets of Zetsuya, Makoto and Mio run into a little girl named Rinon, who tells them her older sister has gone missing.
Makoto and his companions battle monsters en route to their destination. After arriving, they decide to share a celebratory meal before parting ways.
Rembrandt explains to Makoto why he needs the monster parts. Makoto learns that he will have to pass two exams in order to register at the guild.
Hazal and Makoto concoct the elixir that will save Rembrandt's family. When Makoto meets up with Tomoe and Mio, they are ambushed by some adventurers.
Makoto, Tomoe and Mio discover that the warriors they've been training have lost their confidence. Tomoe comes up with a competitive solution.
The demiplane residents hold a feast to celebrate the founding of Makoto’s trading company. Later, Tomoe and Mio sense something has befallen Makoto.
After fighting back against the forest's custodians, Makoto and Mio visit their hidden village to talk trade but soon stumble upon something sinister.
Hurrying to the site of the explosion, Makoto is shocked to see its aftermath. A familiar woman’s memory reveals to him the truth of what happened.
Separated from Shiki, Makoto comes under attack from a pair of powerful adventurers. Unleashing his magical power, he launches a counterassault.
Makoto and Shiki stop in a town along their journey. At the guild, Makoto sees a panicked hyuman girl who says her village is under attack.
Talented high schooler Hibiki is summoned to another world to be the hero of a kingdom. She and some skilled mercenaries team up to fight demons.
The Limia Kingdom and Gritonia Empire join forces to reclaim a fortress. The hyuman armies have a solid strategy, but they run into a diabolical trap.
Arriving in Rotsgard, Makoto and Shiki decide to gather information. Later, Makoto unexpectedly finds himself taking an exam to become a teacher.
Makoto begins teaching his first class, but his students are skeptical of his ideas. He and Shiki decide to conduct a mock battle as a demonstration.
Makoto opens a new Kuzunoha Trading Company store in Rotsgard and settles into academic life. Meanwhile, Tomoki, Lily and Mora visit Tomoe.
After reuniting with his friends, Makoto learns about recent events. Later, he interviews three species that hope to relocate to the demiplane.
Makoto returns to Rotsgard and tests the battle prowess of his class’s three newest students — one of whom seems to possess an unnatural strength.
After encountering a mysterious man, Lime is captured alongside academy librarian Eva, but they soon escape. Later, the man pays a visit to Makoto.
Makoto interrogates a captive Bright about the underground organization's intentions. The next day, he holds his last class before summer break.
Makoto has a mock battle against the wingkin. A few days later, Tomoe organizes an event for the demiplane's residents to showcase their new skills.
Makoto brokers peace between the demiplane’s residents and forest beasts. In Rotsgard, his students hope to have a rematch against the demidragon.