by Isaac Asimov
First published 1963
When his friend vanishes on Venus, space explorer Lucky Starr rushes to the Venusian colony of Aphrodite. There, he discovers a disturbing pattern: colonists are falling into bizarre trances, then losing their memories. As Starr investigates, he realizes the colonists are being telepathically controlled by a hidden enemy. With time running out, Starr must navigate the oceans of Venus and confront a terrifying threat to the colony's survival.
Genres: science-fiction, adventure, mystery, space-opera
Vibes: fast-paced, suspenseful, thought-provoking
Tropes: hidden-enemy, race-against-time
Setting: Venus (Planet)
Period: 70th Century
350 pages · Hardcover · Blackstone Publishing, Inc.