"Anoko ni 1000%" is a short-form anime series that revolves around the comedic and romantic misadventures of a high school boy named Haruto, who becomes infatuated with a mysterious girl named Aoi. The story begins when Haruto, an ordinary student, encounters Aoi during a chance meeting. Aoi, who is strikingly beautiful and enigmatic, quickly becomes the object of Haruto's intense admiration. However, his attempts to win her affection are consistently thwarted by his own awkwardness and the unpredictable nature of their interactions.

The narrative unfolds through a series of humorous and often exaggerated scenarios as Haruto devises increasingly elaborate schemes to impress Aoi. These efforts range from writing heartfelt love letters to staging dramatic confessions, all of which are met with varying degrees of failure. Despite his persistence, Aoi remains aloof and indifferent, often responding to Haruto's advances with a mix of confusion and mild annoyance. This dynamic creates a recurring pattern of comedic tension, as Haruto's over-the-top antics clash with Aoi's calm and detached demeanor.

Supporting characters, such as Haruto's friends and classmates, occasionally appear to provide commentary or become unwitting participants in his schemes. These interactions add layers to the humor and highlight the contrast between Haruto's earnestness and the absurdity of his actions. The series maintains a lighthearted tone throughout, with each episode presenting a self-contained story that builds on the central theme of unrequited love and the comedic pitfalls of youthful infatuation.

The brevity of the episodes and the simplicity of the plot allow the series to focus on its core comedic elements, making it an accessible and entertaining watch. While the story does not delve deeply into character development or complex themes, it effectively captures the exaggerated emotions and awkwardness of teenage romance. The interplay between Haruto's relentless pursuit and Aoi's indifferent reactions forms the backbone of the series, creating a humorous and relatable portrayal of one-sided affection.