- Episode 2: Don't kill your father Nikolaos
- Episode 6: Promise Myrrine to save Deimos from the Cultists
- Episode 7: Convince Nikolaos to intervene with Stentor when you meet them again in Episode 7 (only available if you didn't kill Nikolaos in Ep. 2)
- Episode 7: Do not kill Stentor your brother
- Episode 8: In the Prison when Deimos talks to you, convince Deimos that the Cult is manipulative. When Kleon appears, Deimos needs to say "I am not your puppet", this means you have done it correctly. If Deimos does not say this you must reload the previous save and try the conversation again.
- Episode 9: Don't battle with Deimos

These are the defining moments in the story. If you lose a character it will result in a different set of characters being together at the end. It changes how the final mission plays out and who sits at the dinner table in the epilogue.