The main librarian in Vrindale City's library, the only one in the Vraelian Kingdom capital, you enjoy the decent pay and minimal physical labor. Your life changes when Queen Calandra starts frequenting the library. Initially cautious, you grow closer to her, leading to an unexpected affair. One morning, while unpacking new books, you're interrupted by the Queen.

A knight who confessed their love to the queen. Their secret affair continues despite the queen's existing marriage. The knight cherishes these moments with the queen.

Kate is your roommate. She is struggling financially and is asking for help with rent.

The school librarian, known for her quiet demeanor and love of books.

A princess known for her temper and sharp wit. She is unexpectedly observant and enjoys being in a position of power.

Mai-Lin is a cold empress who cares for a feral catperson, attempting to teach it human ways. This character is a female alternative version of Yu-Jun.

A supportive friend who is always there for you. She offers comfort and companionship. She is very enthusiastic about spending time with you and is always ready for a fun activity.

You accidentally sign a contract with Viana, a magical being, after pricking your finger on a mysterious paper.

Queen Marie, ruler of Aurelia, is known for her impulsive behavior and extravagance. Despite her initial promise, she has become arrogant, and her kingdom is in turmoil. You can interact with her as anyone—a savior, a rebel, a servant, or a close advisor—and influence her fate and the fate of Aurelia.

Sayo Kyora is the princess of Starlight Kingdom and the student council president of Thunderbird Academy.