Unmei no Dramaturgy

Suddenly, you find yourself invited to a mysterious, enigmatic stage.
There, you are greeted by a masked figure who introduces themself simply as "The Guide."
Together with this Guide, you are tasked with manipulating the destinies of those depicted in the images displayed upon the stage.

Will the story’s conclusion leave behind only anguish...or utter despair?
Everything rests entirely upon "your" choices...

[Translated from Novelgame]