After 240 years traveling toward Tau Prius and a new planet to colonize, the inhabitants of the generation ship Argos are bored and aimless. They join groups such as the Markers and the Breeders, have costumed orgies, and test the limits of drugs, alcohol, and pain just to pass the time. To Laura Stein, they're morons and, other than a small handful of friends, she'd rather spend time with her meat plant than with any of her fellow passengers. But...