Mercy Valduto is a former inmate of Litchfield Penitentiary. She was released from prison at the end of Imaginary Enemies and had since lost touch with her ex-girlfriend Tricia Miller. When Miller died, Carrie "Big Boo" Black called her to inform her of Miller's death. She is portrayed by Katie Iacona.
Mercy Valduto is the former girlfriend of Carrie "Big Boo" Black and Tricia Miller.