12Riven: The Psi-Climinal of Integral (2008)

12Riven is a visual novel in which the player makes progress by reading the game's story. At certain points during conversations with other characters, the player is given a set of choices. Depending on what the player chooses, the story diverges into different branches, eventually leading to different endings; there is only one "true ending"

• Release Date: March 13, 2008
• Developer: CyberFront