El enigma del cuatro

The setting feels so authentic and immersive — I wonder if they drew from personal experiences or extensive research to capture the college vibe.

The story's tension picks up again later, but I found myself wanting more momentum during those chapters. Was that intentional to build suspense or character development?

These elements added layers of intrigue and history, making the narrative feel like a modern treasure hunt. I'm curious what sparked the authors’ interest in these motifs.