Someone has stolen the ultimate weapon: Zeus's lightning bolt. When Percy, the son of Poseidon, is accused of the theft, he must find and return the bolt to Zeus before the battle of the gods destroys the world. Along the way, he learns of his lineage.
When the stench coming from Emmett's room is determined to be mould, the family calls a fumigator, who claims he only needs to tent Emmett's room. As the mould spreads to other bedrooms, the siblings are forced to bunk together.