Set on Jupiter's moon Callisto in the year 2320, The Callisto Protocol is a next-generation take on survival horror. The game challenges players to escape the maximum security Black Iron Prison and uncover its terrifying secrets. A blend of horror, action, and immersive storytelling, the game aims to set a new bar for horror in interactive entertai ...Read Morenment.

How long is The Callisto Protocol?
When focusing on the main objectives, The Callisto Protocol is about 10 Hours in length. If you're a gamer that strives to see all aspects of the game, you are likely to spend around 15½ Hours to obtain 100% completion.