A man hit by a truck fades into unconsciousness. When he awakes, he discovers that he has been reborn as a child in a world of sword and sorcery.
As Rudeus continues to study magic, he recalls painful memories of his previous life. Roxy tells him about the country of Ranoa and its magic school.
Venturing outside to play, Rudeus makes a friend when he saves a green-haired child from some bullies. But when he returns home, his father is angry.
The happy news of an addition to the Greyrat family is quickly overshadowed by a similar announcement. Rudeus tries to smooth over the family discord.
Rudeus arrives in the city of Roa and meets the obstinate young girl he will tutor. He devises a plan to change her attitude but it soon goes awry.
Rudeus begins teaching Eris, and though she shows enthusiasm for magic, she has trouble focusing on her other subjects. He goes to Ghislaine for help.
As Rudeus studies foreign languages in his free time, Eris takes dance lessons ahead of her 10th birthday party but she can't seem to learn the steps.
The Greyrat family holds a surprise party for Rudeus's birthday, and Eris gives him an extravagant gift. That night, Philip makes an unexpected offer.
After conversing with a divine being in a dream, Rudeus awakes to find himself in a strange new land with an intimidating man wielding a spear.
Ruijerd, Rudeus and Eris arrive in a bustling city and decide to join the Adventurers’ Guild, but they quickly become the target of mockery.
Roxy arrives in the Fittoa Region and finds a notice from Paul. Rudeus and his party investigate reports of a monster in the Petrified Forest.
Rudeus and his party try to figure out how they will afford an exorbitant ferry fee. That night, the Man-God gives Rudeus some odd advice in a dream.
Roxy hears rumors about the infamous Dead End. After a rough sea voyage with Eris, Rudeus goes to a smuggler's hideout to retrieve Ruijerd.
Imprisoned by the beast people, Rudeus befriends his new cellmate Geese before a group of smugglers sacks the forest village to kidnap its children.
Enjoying the Doldia tribe's generosity, Eris and Rudeus recall that Ghislaine is from the same tribe. Gyes becomes angry at the mention of her name.
Arriving in the city of Millishion, Dead End decides to spend some time earning money. Rudeus spots a child being kidnapped and follows the captors.
Paul drowns his sorrows following his angry reunion with Rudeus. Taking Geese's words to heart, he goes to try and make amends with his son.
While Rudeus, Eris and Ruijerd make their way to the Central Continent by boat, Roxy reluctantly decides to visit her parents in her home village.
Arriving on the Central Continent at long last, Rudeus looks for a place he saw in a cryptic vision as he searches for Lilia and his sister Aisha.
The third prince of Shirone questions the imprisoned Rudeus about a figure he made. The palace soldiers ask Eris and Ruijerd to rescue their families.
Along a perilous mountain path, Rudeus's group encounters a terrifying man who seems to know plenty about Eris and Ruijerd — but nothing about Rudeus.
Rudeus finally reaches his home, only to find it has become a devastated wasteland. He and Eris go to a nearby refugee camp and find an old friend.
Feeling abandoned, Rudeus relapses into the self-isolation that affected him in his past life. Eris and Ruijerd continue their respective journeys.
While in Millishion, Eris encounters an arrogant young mage and reluctantly allows him to accompany her as she heads out on a quest to slay goblins.
When Princess Ariel of the Asura Kingdom is attacked by a monster, a mysterious white-haired elf falls from the sky and inadvertently rescues her.
On his way to the northern lands in search of his mother, Rudeus encounters some adventurers, who later invite him to accompany them on a quest.
Counter Arrow and Rudeus struggle against a large number of lizard-like monsters but are saved by a rival party led by a brash swordsman.
Sara invites Rudeus out on a date to shop for a new dagger. They have a great time together — until Rudeus faces an embarrassing problem.
While staying in Pipin City with Soldat's crew, Rudeus encounters one of his father's former party members, Elinalise, who gives him some good news.
After Rudeus and Elinalise arrive at the Ranoa University of Magic, a teacher asks Rudeus to duel a white-haired elf student as a trial test.
Rudeus settles into a comfortable school routine and starts growing closer to Fitz. Later, Zanoba begs Rudeus to teach him how to make figurines.
To his shock, Rudeus learns that his schoolmates Linia and Pursena have smashed the Roxy figurine he made into pieces. He decides to get back at them.
A lovestruck Cliff asks Rudeus to introduce him to Elinalise. Later, a muscle-bound demon appears on campus and challenges Rudeus to a duel.
Hoping to learn more about summoning magic, Rudeus goes to meet a highly accomplished student — but the sight of her causes him to panic.
Fitz begins to feel dejected by how close Rudeus and Nanahoshi have become. Meanwhile, Rudeus realizes he hasn't been spending much time with Fitz.
Following his discovery about Fitz, Rudeus struggles to keep his distance from her. A concerned Ariel gives Fitz some stern words of advice.
Having finally reunited with Rudeus, Sylphie gives her report to Ariel and Luke, who decide to help her find a way to cure Rudeus's vexing ailment.
When Rudeus asks Zanoba and Cliff for advice on marriage customs, they recommend he buy a house first. Together, they visit one with a dark history.
Sylphie and Rudeus prepare to host a wedding reception at their new house. Later, during the party, Elinalise has an unexpected emotional reaction.
Rudeus receives a letter from Paul asking him to take care of Aisha and Norn. Later, Nanahoshi has a breakdown after her summoning magic fails.
Rudeus attempts to follow the instructions in a letter from Paul and suggests enrolling his sisters in school, but their reactions fluster him.
Learning Norn has become a shut-in, Rudeus is reminded of his previous life. Determined to help her, he storms into her classroom and demands answers.