Desc: Strong Hawk: My Sister's Keeper: Directed by Ramasses Head. With Kara Anderson, Cash Evans, Sierra Mora, Lynell Aldafari. Strong Hawk: My Sister's Keeper is about a family of sisters who lost their parents over a decade ago and now discover they have powers. They attempt to help their community by acting as vigilantes but their heroic efforts make the ladies vulnerable to their natural enemies. This begins a journey for them to unravel family secrets and test themselves to see if they are really heroes.