A 34-year-old unemployed recluse get hit by a truck... and wakes up as a newborn baby in a fantasy world! With loving parents, a lifetime of regrets, and a beginner’s magic textbook, he sets out to make the most of his second chance at life.

Eris’s 10th birthday is fast approaching, and her grandfather has invited nobles from across the kingdom to a dance party to celebrate. There’s just one problem: Eris can’t dance, and she’s quickly losing patience with her lessons.

When Rudeus discovers that two of his new schoolmates have destroyed one of his precious figures, he swears revenge. But while he may be able to trounce schoolgirls in a fight, figuring out what to do with them next won't be so easy.

Sylphiette reveals herself and Rudeus admits his feelings, but even that isn't enough to cure what ails him. After their heart-to-heart, Sylphiette sets out to end his problem once and for all.

Rudeus's sisters arrive with an unexpected chaperone. After catching up with an old friend, Rudeus decides it's time to send the girls to school. But convincing Norn and Aisha turns out to be more trouble than he bargained for.

With Nanahoshi's help, Rudeus gains a way to shorten his journey, but he and Elinalise will still need to hurry if they hope to return before Sylphie gives birth. Their first obstacle: the harsh desert of Begaritt and its monstrous denizens.