Ten-year-old Newt Newman is completely used to fading into the background. With a massive high school football star for an older brother, Newt is practically invisible in his own home. But when his brother Chris suffers a terrible injury during the biggest game of the year and falls into a coma, Newt's quiet world is turned completely upside down. Desperate to find a distraction, Newt's best friends help him create the ultimate, totally unique Halloween costume: Captain Nobody. The weirdest part is that once Newt puts on the mask, he actually feels brave for the first time in his life. He decides to keep wearing the costume to school, and soon, this quiet kid is accidentally foiling robberies, rescuing lost ferrets, and becoming a genuine local hero. But as his neighborhood fame grows, Newt realizes that the one person he truly wants to save is still lying in a hospital bed. Discover a heartwarming, funny, and deeply moving story about finding your inner superhero when your family needs it most.