caligula (series)

Caligula or (The Caligula Effect in English) is a role-playing video game series developed by Aquaria and ported for English speaking audiences by ATLUS USA and NIS America.

The series consists of the following games:

• Caligula (turned into a 2018 anime of the same name, and remade as an updated game "Caligula: Overdose")
• Caligula 2