If you were gripped by the relentless pursuit of immortality in The Book of Skulls, you'll find a similar sense of inexorable purpose in The Secret History. A circle of brilliant students at an elite college becomes consumed by a dangerous, shared goal, and as in Silverberg's novel, the stakes become deadly. The way the group's quest twists their relationships and sense of self will draw you in with the same irresistible tension.

If you enjoyed following the four students' fraught journey and tensions in The Book of Skulls, you'll be captivated by the ensemble dynamic in The Beach. Here, a group of backpackers on a secret island paradise must navigate shifting alliances, secrets, and the dark side of utopian dreams. The interplay of personalities and the group's unraveling will feel hauntingly familiar.

If you were moved by how Eli, Timothy, Ned, and Oliver are changed by their pilgrimage in The Book of Skulls, you'll be equally drawn to the subtle but powerful growth of Kathy, Ruth, and Tommy in Never Let Me Go. Through confronting unsettling truths about their lives and destinies, Ishiguro's characters experience deep internal shifts, mirroring the emotional resonance and growth you admired.

If you were fascinated by the way each member of the Book of Skulls group wrestles with guilt, betrayal, and dark secrets, Lord of the Flies will resonate deeply. Golding's stranded boys display both noble and chillingly cruel impulses, making you question what anyone is truly capable of under pressure, just as Silverberg's novel does.

If the intense introspection and unraveling minds of the students in The Book of Skulls drew you in, Annihilation will be equally mesmerizing. VanderMeer's biologist narrator, along with her mysterious companions, faces not only external threats but the disintegration of their own psyches, crafting an experience that is as much about inner landscapes as external mysteries.