Akane Tsuyuki is a high school student with low self-esteem. This stems from her parents' favoritism towards her younger sister, Kotone, and Kotone's attitude towards her. From a young age, Kotone has always taken everything Akane held dear.

The most hurtful incident was when, during kindergarten, her beloved picture book, "Rabbit's Adventure"—a treasure given to her by her grandmother, the only person who ever showed her affection—was taken from her.

One holiday, Akane visited a private library where she met Takumi Goou, the heir to the Goou Zaibatsu. He was connected to the author of "Rabbit's Adventure," the very picture book Akane cherished...

※Thanks to your support, the paperback version (e-book also available) has been released by B's-LOG Bunko Alice under the title, "The Girl Who Developed a Complex Because Her Sister Was So Cute Was Doted On by the Young Master." We hope you'll also pick up the paperback edition.