How about a true crime book set? You can choose from famous cases such as Ted Bundy, Jeffrey Dahmer, or the Zodiac Killer. Alternatively, you could give her a subscription to a true crime podcast, such as "Serial" or "My Favorite Murder". You could also consider a "murder mystery dinner party" game that you can both play together or a customized crime thriller book where she can be the main character in the story.
Or you can get her a star map with the date when she was born.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.