Dr. Sean Walker was a Blackwatch scientist.
Node of IntrigueEdit
- Unnamed man: "Give me a report on the physical state of Codename MOTHER."
- Sean Walker: "The subject has been incarcerated for thirty-nine years without ill-effect. Through this period it has exhibited no degenerative effects -- no joint-decay, swelling, discomfort or atrophy. Nothing. It is quite literally, un-aging. We have no idea how this is possible."
- ―Sean discussing Elizabeth Greene with another Blackwatch member[src]