In a world where individuals receive blessings from various animal gods at the age of sixteen, Sophia Leeler, a timid count's daughter, unexpectedly receives the blessing of the "Gorilla God"—said to be the strongest in combat. Though she longs for a peaceful school life, her rare and powerful ability attracts the attention of the Royal Knights, who scout her as an apprentice knight. Despite her efforts to hide her overwhelming strength, she can't help but stand out. Meanwhile, the promising young knights around her watch over her with kindness.

Chika Suzugamori, an 18-year-old newcomer manga artist, has just had three of her drafts rejected in a single day. Her editor suggests incorporating her interests into her work, but Chika is an indoor person who only thinks about manga day and night. At a loss, she feels a sudden desire to get away from everything and go on a journey somewhere. Due to the results of an online poll that she posted on a whim, Chika hops on a train and heads north from Tokyo on an impromptu solo trip. When she ends up at the top of Mount Haguro in Aizu-Wakamatsu, she realizes she feels refreshed and more motivated than before. Even if her projects get turned down again in the future, Chika plans to journey around Japan with friends old and new.

Satoko Kusagakure, a female ninja who left her village with her comrades, finds herself living with Konoha, a high school girl working as an assassin in the city. Satoko possesses the ability to transform objects using ninjutsu, which catches Konoha's attention. They strike a deal: Konoha provides Satoko with a place to live in exchange for Satoko's help in cleaning up after her assassination jobs. As they face off against assassins sent by Satoko's village, indulge in delicious meals using money earned from assassination jobs, and navigate the chaos of their unusual living situation, the story captures the heartwarming yet chaotic lives of these two unlikely roommates.

Tsukasa Atsumi is a salaryman who leads an ordinary, solitary life. On his way back from work one evening, he is saved from a demon attack by a mysterious woman in a ninja outfit. Introducing herself as Shizuri Ideura, she claims that demons target people like Tsukasa, who have Samurai Blood in their veins, and that her kind have been protecting them from the shadows. Told by Shizuri that the attacks are going to become more frequent, Tsukasa makes a deal to provide her with housing in exchange for his safety. To his surprise, he quickly finds out that Shizuri is a shut-in who loves to play video games whenever she is not busy with her ninja duties. As the two spend more time together, Tsukasa grows to appreciate Shizuri's company—and his feelings just might be mutual.