What if rainbows were actually time travelers flying across the sky? On his first flight through time, Arco (10) crash lands from the year 3000 into our near future. His fall is witnessed by a little girl, Iris, who helps him return home.

In this intimate portrayal of friendship, transition, and America, Will Ferrell and his close friend of thirty years decide to go on a cross-country road trip to explore a new chapter in their relationship.