"Ojōsama wa H ga Osuki" centers on the life of Reika Ayanokōji, a young woman from a wealthy and prestigious family who outwardly embodies grace, elegance, and refinement. Beneath her polished exterior, however, lies a hidden passion for risqué and erotic content, which she indulges in secret. This duality forms the core of the narrative, as Reika navigates the tension between her public persona and her private desires.

The story explores Reika's interactions with various characters, including her childhood friend and butler, Tōma, who is aware of her secret interests and often assists her in maintaining her façade. Their relationship is marked by a blend of loyalty, humor, and occasional awkwardness as Tōma supports Reika while trying to keep her eccentricities in check. Other characters, such as Reika's classmates and acquaintances, remain oblivious to her true nature, adding to the comedic and dramatic elements of the series.

Throughout the manga, Reika's attempts to balance her dual life lead to a series of humorous and often absurd situations. Her efforts to conceal her interests frequently result in misunderstandings, close calls, and comedic mishaps, which drive much of the plot. The narrative also delves into themes of identity, societal expectations, and the contrast between appearance and reality, as Reika grapples with the pressures of her upbringing and her own personal desires.

The tone of the series is lighthearted and comedic, with a focus on situational humor and character-driven interactions. While the premise revolves around Reika's secret passion, the story avoids explicit content, instead relying on innuendo and playful scenarios to explore its themes. The manga's blend of comedy, romance, and slice-of-life elements makes it an engaging and entertaining read, with a focus on character development and the dynamics between Reika and those around her.