Dr. Stone Wiki
Dr. Stone Wiki

Top Secret Mission ( (ごく) () のミッション Gokuhi no Misshon) is the thirty-first episode of the Dr. Stone anime, and the seventh episode of the second season.


Plot Details



Inventions and Discoveries

  • Rupture Disk Gun

Anime to Manga Differences

  • The episode began with a recap of Chrome's escape rather than him directly explaining it like it happened in the manga.
  • Ukyo's pacifistic reasons were elaborated on, showing his depetrification, his discussion with Tsukasa, and a flashback to him helping with disaster efforts.
  • More named fighters were added to the group shots, specifically Argo, Carbo and Jasper, bringing the number of Kingdom of Science combatants to 10 on the ground and 3 in the tank.


  • The episode was named after Chapter 73.
  • Magma's undershirt was not colored correctly in one of the group shots.

Site Navigation

[v  e]
Story Arcs
Prologue Saga
Stone Formula Arc
Chapters 1234
Episodes 12
Vs. Tsukasa Arc
Chapters 56789101112
Episodes 345
Ishigami Village Saga
Kingdom of Science Arc
Chapters 131415161718192021222324252627282930313233
Episodes 5678910111213
Village Games Arc
Chapters 34353637383940
Episodes 131415
Village Origins Arc
Chapters 4142434445
Episodes 1617
Stone Wars Saga
Vs. Hyoga Arc
Chapters 4647484950
Episodes 1819
Communications Arc
Chapters 5152535455565758596061626364656667686970717273747576777879808182
Episodes 20212223242526272829303132333435
Source of the Petrification Saga
Age of Exploration Arc
Chapters 8384858687888990919293949596979899 100
Episodes 35Ryusui
Treasure Island Arc
Chapters 101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138
The Truth of the Petrification Saga
New America City Arc
Chapters 139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169
South America Arc
Chapters 170171172173174175176177178179180181182183184185186187188189190191192193
New Stone World Arc
Chapters 194195196197198199200
Globetrotting Arc
Chapters 201202203204205206207208209210211212
Stone to Space Saga
Moon Mission Arc
Chapters 213214215216217218219220221222223224225226227228229230231232