Mrs. Millionaire Short Story Book series is a collection of fictional stories. Each story focuses on an unlucky family or individual who crosses paths with Mrs. Millionaire.

Matilde “Tilly” Jane Parker begins as a jet setter known for her rebellious streak and reputation as a party girl. When Tilly suffers a personal tragedy, it changes her perspective on life, and her experience has shaped her in many ways. Rather than living her life as a victim, she uses her power and wealth to help those who cannot defend themselves. Tilly finds herself in various situations and occasionally works as an amateur detective who helps people in need solve the problems she is involved in.