On the planet Glory, missionaries live in a constant unpredictable environment. Sister Mary and her husband, Brother Raymond, try to contend with the flits, which live satyr-like existences. The missionaries are exasperated with this world's disregard for cause and effect. The only constant is the clock that they brought with them. And therein lies the problem.
"Jack Vance - cultural critic out of time"
To save her newborn son, Dr. Helen Murray has to remain behind on an alien world. But is she alone? As her son, Robin, becomes older, he acts strangely and describes other people that Helen cannot see.