As they enter the Sea of Monsters, they have to get past Scylla and Charybdis. Instead of trying to sail in between, Clarisse goes for Charybidis. Clarisse's ship is destroyed. Tyson, who did not escape the ship in time, is presumed dead the until it is learned that he was saved by a hippocampus named Rainbow. They all meet up on Polyphemus's Island and ultimately leave with the Golden Fleece.