Prologue
– The Manuscript and the Murder
Part I: The Signal
1. The Lecture in Prague
2. The Disappearance
3. The Old Astronomical Clock
4. A Shadow Named Veles
5. Symbols Beneath the Skin
6. Katherine's Cube
7. Langdon Escapes
8. A Key in a Library
9. The Vault of the Templars
10. The Philosopher's Chamber
Part II: The Gateways
11. London Calling
12. The Church of Reflections
13. Mind Maps and Mithras
14. The Man Who Never Died
15. Newton's Code
16. The Order of the Spiral
17. Beneath the Thames
18. The Archivist
19. Voices from the Mirror
20. Flight to New York
Part III: The Architects
21. Central Park Cipher
22. Tesla's Blueprint
23. The Alchemical Lab
24. The Map of Consciousness
25. A City's Forgotten Heart
26. Franklin's Prism
27. The Signal Tower
28. A Cathedral of Neurons
29. Katherine Reborn
30. Veles Revealed
Part IV: The Threshold
31. Descent into Memory
32. The Hidden Train
33. Project Noesis
34. Phoenix Protocol
35. The Curator
36. The Chamber of Seeds
37. Time Is a Spiral
38. The Great Remembering
39. Langdon's Choice
40. The Light Within
Part V: Awakening
41. Silence Spreads
42. The Whisper Effect
43. The Four Witnesses
44. A New Renaissance
45. The Final Cipher
46. Katherine's Farewell
47. Langdon's Return
48. The Letter
49. The Circle Complete
50. The Hidden Platform
Epilogue I The Ripple
Epilogue II
Langdon's Letter