Jake Gyllenhaal stars as Jimmy Livingston, a young man born without immunities and raised in a manufactured world provided by his well-intentioned but misguided mother. He is happy enough and has all the same experiences as other boys and girls growing up, except he lives in a bubble. When Jimmy realizes he is in love, with Chloe, the girl next door, he has no choice but to build a mobile "bubble suit" and set off across the country to Niagara Falls to stop her wedding, which is only days away, in time to confess his love to her. Along the way, he crosses paths with freaks, bikers, rockstars, a cult and his parents, who are determined to bring Jimmy back to the safety of his "bub