Darcy and Jimmy loved each other, even after they broke up. One day, they were involved with a community center gathering when a troubled young man open fire, killing thirteen people. Among the deceased was Darcy and Jimmy's teenage son, J.J. If the grief weren't overwhelming enough, the couple, along with their son's best friend, Robbie, struggled with life-threatening gunshot wounds. They eventually returned home to find that life was permanently changed. Adding to their pressures were the community's response to the massacre and the sudden return of a former resident intent on wreaking havoc. They learn that time is crucial, making it imperative to make the most of whatever time remains.