Best Friends today,tomorrow and always

"Best Friends Today"Jack said while grabbing Elsa's hand.
"Tomorrow"Elsa said.
"And Always"They both said.
When Jack loses his memory and starts bullying Elsa what would happen? Will he get his memories back and will Elsa forgive him? What will Jack do when he finds out Elsa is the most wanted person on Burgess? Or when he finds out that Elsa and Him share a sickness? And would Pitch get what he wants?
Eugenzel,Kristanna and Mericcup are going to be minor characters.