Margrethe have served fish casserole in her local diner for years. One day the lovely Julia unexpectedly opens a Sushi Bar next door to the diner, and Margrethe takes up the fight against this strange new way of eating fish.

Four children become friends during the summer holidays, and out of sight of the adults they discover they have hidden powers. While exploring their newfound abilities in the nearby forests and playgrounds, their innocent play takes a dark turn and strange things begin to happen.

When chaotic single mother Emilie hits a new low, she looks to her brother for help. He has a brilliant plan: to enter a cross-country ski marathon.