: A random act of violence at a diner forces Laura to use lethal skills she’s kept hidden, which goes viral and alerts people from her past to her location.
If you're referring to it is most likely the Netflix thriller series starring Toni Collette or the bestselling novel by Karin Slaughter that it's based on.
: She spent 30 years in witness protection to hide from Nick Harp, the leader of a radical group and the biological father of her daughter, Andy.