"I'm O neg. I can donate...I've done it before," Jack said. It was something to do, some way to help fix this. He couldn't stand by and just watch Greg die. The very thought made him ill.

He didn't hesitate even a moment. Jack looked around for a place to sit even as he peeled off his shirt to give Magnus access to any vein she wanted.

"Just tell me what to do. Don't let him die..."