When a ruptured water main creates an enormous sinkhole right in front of Bob's Burgers, it blocks the entrance indefinitely and ruins the Belchers’ plans for a successful summer. While Bob and Linda struggle to keep the business afloat, the kids try to solve a mystery that could save their family's restaurant. As the dangers mount, these underdogs help each other find hope and fight to get back behind the counter, where they belong.

After more than thirty years of service as one of the Navy's top aviators, Pete Mitchell is where he belongs, pushing the envelope as a courageous test pilot and dodging the advancement in rank that would ground him.