A young woman named Savannah Knoop spends six years pretending to be a transgender writer named JT Leroy, the made-up literary persona of her sister-in-law.

Rosario was unjustly condemned for a robbery committed in the theater where she worked as secretary of producer Gaston Leducq. When she leaves prison, she tries to prove her innocence to Gaston, but things do not happen as she expected.