A heartwarming tale of a gutsy and loveable yet clumsy, one-winged butterfly, named Patrick (Mena Massoud) who stows away in a milkweed trailer in order to be part of the journey of a lifetime. With his goofy caterpillar best friend, and Jennifer (Tatiana Maslany), a butterfly who is afraid of heights, Patrick will become an unlikely hero. But first he must face his fear, embrace his uniqueness and triumph over adversity while battling changing weather patterns, humans, and three evil birds bent on revenge.