Three American brothers who have not spoken to each other in a year set off on a train voyage across India with a plan to find themselves and bond with each other -- to become brothers again like they used to be. Their "spiritual quest", however, veers rapidly off-course (due to events involving over-the-counter pain killers, Indian cough syrup, and pepper spray).

Set on an island off the coast of New England in the summer of 1965, Moonrise Kingdom tells the story of two twelve-year-olds who fall in love, make a secret pact, and run away together into the wilderness. As various authorities try to hunt them down, a violent storm is brewing off-shore – and the peaceful island community is turned upside down in more ways than anyone can handle.