After the sea levels rise and the world ends, Martha and other survivors are stuck on a giant killer jellyfish, drifting off shore--if boredom does not kill them, maybe their escape attempts will. You get over the fear of death and the smell of fish; boredom is an issue, sure, but it's not the main one. The biggest problem with being trapped on a jellyfish is not being able to get away from everyone. Martha and everyone else living there don't know...