We know that “Tim” (Will Smith) was involved in a car accident that saw his fiancée and six others killed. Now, six months later, he quits his well-paid engineering job and determines to do what he can to help make seven people’s lives better. Firstly, he helps his younger brother (“Ben”) with a partial lung transplant, and then he adopts his IRS inspector identity to help out “Emily” (Rosario Dawson) who has got…