Jack let out another laugh and shook his head. He sighed. Ahh of course she didn't know. Of course the Doctor didn't explain any of that. As if he would have. Once it might have annoyed him, but not now. He was way past that point now.

He tucked his head down and smiled to himself a moment before shaking his head and lifting it again, turning to look at her more fully.

"I died," he said. "And I mean really died. Exterminated by Daleks. Sayonara Jack Harkness."

He paused, a breath. "But... I came back. First time. And--" he sighed.

"Rose, he knew. He knew I was alive and he left me there. He was running away from me." He shrugged his shoulders, acting as though it were nothing. "And come on, he was too busy having a facelift to think of me."