Middle school is always hard, but when you're known as the Roadkill Kid, well, it's even harder. Jack's mom collects roadkill; it's her job, and she's very good at it. Ever since Jack's mom and dad got divorced, Jack has stepped into the role of Mom's co-scientist. One day while tending to the roadkill garden, Jack believes he spots a cougar in the wilderness beyond his backyard. A cougar in Tennessee? They're supposed to be extinct. So, when Jack has to choose an animal to research for his Earth Science class, he picks a cougar. As pressure mounts on Jack to complete his project and to be Mom's business partner, the mystery of the cougar feels too big to solve. Jack knows what the decomposition of an animal; and a family; looks like, so can he figure out how to bring them back to life?.