Dangers, both environmental and human, lurk at every turn as the pair battles hunger, hopelessness, and despair. Wheeling a shopping cart containing their meager possessions and dwindling stores of food, they use a tattered map to make their way south in search of warmth on a ravaged, rainy planet.
This terrifying, bleak reality serves as a menacing backdrop to the tender moments between father and son who explore their feelings of compassion, determination, resignation, and grief.