Yoshinobu Yamada's Satanophany is a psychological horror manga series following Chika Amagi, one of several young women afflicted with "Medusa Syndrome" and subjected to experiments on Haguro Island. The series is recognized for its blend of high-stakes, "murder model" action and extreme, dark content. Detailed information regarding the series and its characters can be found on the SATANOPHANY Wiki satanophany.fandom.com/wiki/SATANOPHANY_Wiki. SATANOPHANY Wiki | Fandom