When spaceship Remus crash-lands on planet Morganthus, the Planet Master of Xerces sends the spacecraft Quest to rescue them, but it crash-lands, too. Baelon leads the away team, comprising himself, his rival Cabren, psi-sensitive Alluma, medic Dameia, martial arts fighter Quuhod and jittery rookie Cos. Finding only brutally murdered bodies aboard the Remus, Quest personal start getting brutally slaughtered, one-by-one, themselves. With their ship still damaged, the team investigates a nearby, lifeless alien pyramid, not realizing its using their own personal fears to hunt them down and kill them.