[s1e1] Little Sister (1) File

A 5-year-old girl named Arya is discovered by the police after her caretaker disappears. She is reunited with her four older brothers, who are prominent members of a "mafia" family and had no idea she existed.

While not titled "Little Sister," the first episode heavily features the complex relationships between the Richardson and Warren daughters. [S1E1] Little Sister (1)

There are multiple popular web novels, particularly on platforms like , titled Little Sister or Sorellina that begin with S1E1 (Season 1, Episode 1) or Chapter 1. A 5-year-old girl named Arya is discovered by