After her battle against the mysterious organization Amarariruku, Teru Momijiyama returns to her regular life in Tokyo—all while secretly continuing to save people as Japan's hero Shy. As a result of her experiences with others, Teru is able to slowly gain confidence in herself. While she still has a long way to go, Teru continues to make progress towards learning what being a hero truly means. While walking around the city after school, Teru runs into Ai Tennouji, whom she quickly befriends and begins to open up toward. Teru quickly learns more about her new friend’s past—she has run away from her village in search of something directly related to Teru's work as Shy. While the threat of Amarariruku continues to loom over her,Teru must decide how closely she is willing to work with the mysterious Ai.

With a cartload of fur pelts in tow, traveling merchant Kraft Lawrence stops by the village of Pasloe. According to local folklore, centuries ago, one of the villagers made a promise with the wolf deity Holo, who swore to bless Pasloe with bountiful harvests of wheat. Yet, as time passed, such stories became little more than relics of the past. After quickly finishing his business in the village, Lawrence sets out to his next destination. His journey, however, takes an unexpected turn when he discovers a nude, animal-eared girl sleeping among his pelts. Even more surprisingly, the youthful-looking woman claims to be Holo—the wolf of legend. Holo wishes to return to her hometown in the north, and though their first encounter is rocky, she convinces Lawrence to accompany her on her travels. In return, she vows to earn her keep, using her quick wits and lifetime of experience to help her newfound companion in his dealings. As they continue their journey, Lawrence and Holo take advantage of whatever economic opportunities they come across, often landing in situations that put both their business skills and their relationship to the test.

Jun is a very intelligent little girl who spends her time arranging all kinds of inventions. It goes until creating two small robots, Kichinosuke and Yukinojo, who become her best friends. Because of her intelligence, Jun gets into college at a young age and she meets and falls in love with a boy from her class who's called Zero. Zero is interested in motorbikes and not in school and is accustomed to not attending the courses. He got delayed in his schooling and thus is found much older than the other students and is there for humiliated for it. On the other hand Jun is way too young and little to be in college and is made fun of. Thanks to their common passion for mechanics, Zero will sympathize with Jun and will agree to dine with her in Harbor, the restaurant where Jun's parents live. This is long series of fun adventures and arguments that little Jun will make to allure her charming prince, who's twice older than her.

Thirteenth season of .