Want to hear about the time I reincarnated as a timid noblewoman who was always looked down upon, and things got completely out of hand?

Judith, reincarnated as a timid young lady in a certain novel, decides to grant her "wish." Invited to a ball by Cornelius, the second prince of a neighboring country with whom she has become unexpectedly close, she decides to accept the invitation to show those around her. Meanwhile, Dallas, her sister's fiancé, appears and confronts Judith, demanding, "Who are you?" Furthermore, the harassment at school intensifies --... But she will no longer remain silent. The brilliant counterattack of the strong-willed young lady Judith begins here!

Judith Rietzsch, a side character and daughter of a marquis in a certain story. She was looked down upon by her family and fiancé, and had accepted her fate. "--What a boring life." The protagonist, who was reading the story, thought this, but before she knew it, she had reincarnated as Judith!?