The Caligula Effect: Overdose, a remake of The Caligula Effect, originally released for PS Vita, will launch in the West for PlayStation 4, Switch, and PC (Steam) in the Americas and Europe in early 2019. Unlike the original version, which was translated and published in the West by Atlus, NIS America will be responsible for bringing the remake to the West and will also release the Switch and PC versions.
A limited edition for PS4 and Switch will also be released, including a copy of the game, soundtrack, hardcover art book, poster, and collector's box for US$64.99, available through the NIS America website.

Below is a description of the game provided by NIS America, along with the new announcement trailer:
About
Mobius. An idyllic world that exists to let people forget the pain and problems of reality. In this world created by a sentient Vocaloid program, μ (Mu), reality and fantasy have blurred, allowing people to relive their high-school years in bliss. Yet something is wrong in this seemingly beautiful and perfect world. Escape this false paradise with your classmates and return to reality in The Caligula Effect: Overdose!
Main features
- An Overdose of New Features - The Caligula Effect: Overdose has improved visuals and gameplay! Explore new scenarios, endings, and the “Forbidden Musician Route” as you escape the virtual world of Mobius.
- The New Faces of Kishimai High - Play as the newly added female protagonist! Also meet two new members of the Go-Home Club, each with their own new Ostinato Musician to face.
- Use the Imaginary Chain! - Turn-based battles and exciting action meet in this refined JRPG battle system! Develop the perfect strategy after using the Imaginary Chain to predict what your enemies will do next!
- Unite and Escape - Sometimes it is difficult to move forward alone. Befriend more than 500 other students in this imaginary paradise to improve your battle skills and ultimately return to reality.