When winter begins, life is serene for a group of new-age Brooklynites living in a remote country farmhouse. Sex, drugs, yoga, and organic cooking absorb their days, safely tucked away from the stresses of urban life. But when a blackout of apocalyptic proportions strands them with no heat and no electricity during the coldest winter on record, their utopian commune is breached by anxiety and their idyllic harmony begins to lose its tune. As time wears on and the food supply dwindles, power struggles, jealousy, and desire threaten the group's ability to work together in order to survive.

Smooth advertising executive David is in a relationship with yoga teacher Juliette. Then his eye is caught by Sophie, the girlfriend of his best friend Wim, a fashion photographer. Things get completely out of hand during a campaign for augmented reality-glasses, for which David designs an avatar of the coveted Sophie.

Marie takes a break from her own heartache to help her best friend Sally Blue Frankenfrass find her missing boyfriend, but the duo keeps getting distracted along the way.

Between surrealism, unusual characters, art and magic tricks, "Swim Little Fish Swim" is a dreamlike journey from childhood to adulthood.