When Elsa was a child she played with Jack Frost but she couldn't control her power and she killed Jack. Now she is grown up and and she remembers Jack. After many years, Jack found Elsa and now he sees her from the window. He comes in the room but Elsa thinks that its just her imagination. Jack is dead he couldnt be alive, she thinks. But Jack touches her hand and Elsa understands that Jack is real. She is realy happy to see him but then she is afaid to kill him again, because its really difficult to her to control her power. Jack is now teaching Elsa to control her power conflicts begin to rise.