With Massachusetts suffering from a devastating wildfire, six firefighters perish in the blaze. Macy, Jordan and Nigel discover that these brave men should never have died and begin investigating whether they were murdered and, if so, who is to blame. Despite hitting a snag in their new romance, Woody and Lu work together to solve the mysterious death of an unidentified man in a superhero suit, which inevitably closes the distance between them and places them back on track. Meanwhile, Macy is torn about what to do when his daughter Abby threatens to leave rehab.