If you are looking for the original Japanese text (Raws) for study or reference:
: Look for archives of Weekly Young Magazine (週刊ヤングマガジン), as that is where it was originally serialized.
: Be cautious when visiting unofficial "Free Online" sites, as they often contain intrusive ads or malware. Official apps like YanMaga are much safer and often provide free daily tickets to read chapters. If you are looking for the original Japanese
In the early stages of the manga (around Chapter 32), the story is heavily focused on adjustment to the brutal environment of the Haguro Prison (a special facility for girls with "Medusa Syndrome").
: Search for サタノファニ 第32話 (Satanophany Chapter 32). In the early stages of the manga (around
: The chapter continues to explore the "Medusa Syndrome" — a condition that turns ordinary girls into hyper-violent killers — and the mysterious experiments being conducted within the prison walls. Searching Tips for "Raws"
: A Kodansha-run platform where you can read chapters digitally. Searching Tips for "Raws" : A Kodansha-run platform
: This arc involves the psychological and physical power struggles between the inmates.