Chapters and Volumes

Vol 01

 * 1. Gracefield House
 * 2. Exit
 * 3. The Iron Lady
 * 4. Optimal
 * 5. She Got Us!
 * 6. Carol and Krone
 * 7. We're Counting on You

Vol 02

 * 8. I have an Idea
 * 9. Let's Play a Game of Tag
 * 10. Control
 * 11. Spy Part 1
 * 12. Spy Part 2
 * 13. Spy Part 3
 * 14. Trump Card
 * 15. Don't You Dare
 * 16. Secret Room and William Minerva Part 1

Chapters not yet in tankōbon

 * 17. Secret Room and William Minerva Part 2
 * 18. Resolve
 * 19. Out
 * 20. Alliance
 * 21. An Obvious Trap
 * 22. Bait
 * 23. Eradicate
 * 24. Investigation Part 1
 * 25. Investigation Part 2
 * 26. I Want to Live
 * 27. Won't Let You Die
 * 28. Concealment
 * 29. Concealment Part 2
 * 30. Resistance
 * 31. Emptiness