Ivan and Vasilisa had not a life, but a fairy tale. Literally. And they already knew this fairy tale, and they wanted to go there-I don’t-know-when. Here is just one butterfly with its effect waved its wing and arranged a magical reboot. Now, in the entire Far Far Away Kingdom, no one even remembers Ivan's name, including Vasilisa herself. So, in order to get the princess again, Ivan with the Gray Wolf needs to turn the whole cartoon universe over.