If you chose for the option to simulate the witcher 2 save you will be asked right after the prologue some questions by an NPC. 

**Care: The Witcher 3 - Wild Hunt spoilers ahead**

>!This happens right after you killed the griffin and decide to go to Jennifer. You meet her, she takes you with her and you meet a king, then during a shaving scene you get asked some questions about the witcher 2 decisions.

**Care: The Witcher 2 - Assassin of Kings Spoilers ahead**

These questions are:

>! - Did you kill Aryan?  
>! - Did you choose Yorveth or Roche?  
>! - If you picked Yorveth you'll 2 choices: did you save Triss or break
>!   the curse of Saskia? If you picked Roche did you save Triss or help
>!   him save Anais?  
>! - Did you help Sile in the Megascope or not?  
>! - Did you let Letho go or not?