Four-year-old Stella possessed a natural gift for good fortune. From a young age, she was treated as a servant by her greedy adoptive parents, and her pocket watch was even stolen by their adopted daughter, Ava. She happened to meet the wealthy magnate couple, Arthur and Eleanor, and repeatedly averted crises using her unique abilities. Everyone gradually discovered clues such as a birthmark and a nursery rhyme, unveiling the truth about her origins. Ultimately, the insider and the greedy individuals reaped what they had sown, and Stella returned to her biological parents, becoming the family's little lucky star.