"Gakuen Jōhōbu H.I.P." is a manga series that revolves around the activities of the High School Information Club (H.I.P.) at a prestigious academy. The club is tasked with gathering and managing information about students and events within the school, often involving themselves in various mysteries and conflicts. The narrative centers on the club's members, who use their unique skills and intelligence to solve problems, uncover secrets, and maintain order within the school environment.

The protagonist, a sharp and resourceful student, leads the club with a calm and analytical demeanor. Alongside them are other key members, each contributing distinct abilities—ranging from technological expertise to social manipulation—that aid in their investigations. The club frequently interacts with other students, faculty, and external figures, navigating complex relationships and power dynamics within the school.

The plot unfolds through episodic arcs, with each arc focusing on a specific mystery or challenge. These include uncovering hidden scandals, resolving interpersonal conflicts, and thwarting schemes that threaten the school's stability. The club often finds itself balancing ethical dilemmas, as their role as information gatherers sometimes puts them at odds with privacy concerns and moral boundaries.

As the series progresses, deeper layers of the school's structure and history are revealed, tying individual cases to a larger, interconnected narrative. The characters' personal growth and evolving relationships add depth to the story, with themes of trust, loyalty, and the consequences of wielding information as power recurring throughout. The manga blends elements of mystery, drama, and school life, creating a compelling exploration of the role of information in shaping both individual lives and institutional dynamics.