Maybe not, but the fact that I am means I probably have a better chance at figuring something out.

[Curiosity seems to always win and Hiro leads Leon through the building toward his workshop. It doesn't take them long to get to his shop, a small room crammed to the max with equipment, computers, books, papers and other things. He shuts the door behind them and turns to eyeball the mask closer.]

First thing's first. We should figure out whose blood is it. Think you can take a step back?