He volunteered. It's just that simple, huh? It's funny. It's funny, and part of him is laughing, his chest rising and falling in silent laughter, but if it's so funny why is he starting to cry? Why is he looking back towards the door where his Heart was?

"So did I." A while ago, in that place... he volunteered and they still got hurt, they still got experimented on, they were still dying. He couldn't save them and he'd just piled on extra pain because of it, watching them react to his surgery and his pain.