Both.

[That sure came out flatly.]

I learned that she could only leave by taking the place of another. She wanted to be this person's friend very badly.

[More like they read her diary after her painting was burned.]

She was...lonely and trapped there. I felt very bad for her. I really did. I promised her I'd help her lead a much better life here. I really wanted that.

[Sigh...while we're on that.]

Where I was from, she never left. When we found her secret place where her painting was, she went crazy.

She tried to kill us.

[He pulled out his silver lighter.]

...I had to burn it.