Felix was orphaned from a young age, and quickly came to learn the value of grit and hard work to make his own way. A talented mechanic named Calder took him in as an apprentice and cared for him. In return, Felix helps Calder run errands for his workshop. While appreciative of the second chance he has been given, Felix is surrounded by old and jaded workers and wishes for someone to call a friend. But after crossing paths with the feline-human fugitive, Gabi, his destiny will never be the same...