The Sentinel follows the story of a father, Joel, who cares deeply for his family and takes pride in raising his only daughter, Samantha. However, his world is thrown into chaos when she is kidnapped, sexually assaulted, and left traumatized. Against the wishes of the police, he takes it upon himself to find the man who did it and make him pay for it, no matter what. The film takes you through a progressive journey of choosing right over wrong, and putting family first.