"Sasuga no Sarutobi" is a comedic anime series centered around Sarutobi Ayumi, a high school girl who harbors a deep crush on her classmate, Sasuga Kazama. Despite her petite and seemingly delicate appearance, Sarutobi possesses extraordinary physical strength, which she conceals to maintain a feminine image. This duality forms the core of the series' humor, as her attempts to act demure often clash with her uncontrollable strength, leading to exaggerated and absurd situations.

The narrative unfolds in a typical high school setting, where Sarutobi's daily life revolves around her interactions with classmates, particularly Sasuga. Her feelings for him are intense, but she struggles to express them due to her fear of revealing her true nature. Sasuga, on the other hand, remains largely oblivious to her affections, adding to the comedic tension. The series frequently employs slapstick comedy, with Sarutobi inadvertently causing chaos whenever her strength is unleashed, whether through accidental destruction of property or unintentional feats of athleticism.

Supporting characters include Sarutobi's friends and classmates, who often find themselves caught up in her antics. These characters provide additional layers of humor and contribute to the episodic nature of the series. Each episode typically features self-contained storylines that highlight Sarutobi's attempts to navigate her dual identity while pursuing her romantic goals. The humor is often situational, relying on the contrast between Sarutobi's outward appearance and her hidden strength, as well as the misunderstandings that arise from her actions.

The series maintains a lighthearted tone throughout, with no overarching plot or dramatic developments. Instead, it focuses on the comedic potential of Sarutobi's predicament and her interactions with those around her. The animation style complements the humor, with exaggerated expressions and physical gags enhancing the comedic effect. While the series does not delve deeply into character development or complex themes, it succeeds in delivering consistent entertainment through its straightforward and humorous approach to its central premise.