The Caligula Effect: Overdose is a role-playing video game that is developed by FURY Corporation and Engine Software BV and published by NIS America Inc.

Step into a fantasy world called Mobius, here you are able to escape the problems that you have in the real world. The only obstacle is that the line between reality and the real world has been blurred. You get to relive your fun high school years all over again in this perfect world but something seems strange.

You and your fellow students must find a way to escape this fake world and go back to reality.

Offering enhanced visuals and gameplay. There will also be new scenarios and endings. And while trying to find your way out of Mobius, you will also get to experience the “Forbidden Musician Route”. Also, there will be a new female protagonist as well as two new members of the Go-Home Club.

Go and make friends with over 500 other students in order to improve your skills and get back to reality.