When unstable Connie is tragically widowed, she finds it impossible to care for her delinquent adolescent daughter, Niki, forcing her son, Bill, to take his sister in. As the two begin to forge a healthy bond, well-meaning Bill implements his own method of treatment for Niki’s mental troubles, but, when turmoil persists, he must reconcile his beliefs with what actually may be best for his sister.
Sister streaming: where to watch online?
Currently you are able to watch "Sister" streaming on The Roku Channel, Tubi TV, Freevee for free with ads or buy it as download on Amazon Video, Apple TV. It is also possible to rent "Sister" on Amazon Video, Apple TV online