Synopsis: GAMERA -Rebirth- code thyrsos

GAMERA -Rebirth- コードテルソス From Bookwalker: A billion years ago, there was a super-ancient civilization. The ancient civilization that possessed high technology became instinctive due to a terrifying plan led by a genius scientist. How did the man grow up to be someone to destroy the world? A spin-off manga that explains the birth of KAIJUs in "GAMERA -Rebirth-."