Sworn enemies Simon and Amie must cast aside their differences and work together to save Chester, who has been sucked up by a ghost trap, before the containment unit is emptied into the void and he is lost forever.

All the sensible hogfolk in Pigdom Plains know that if pigs were meant to fly, they'd have been born with wings-but there's no convincing Lily Leanchops. The daughter of renowned inventor Hercules Fatchops, Lily has watched her father's flying machines fail time and time again. Working in secret, Lily is trying to build what her father couldn't: an aircraft that actually works. And of course, she's following his example and employing scientific principals...