It's a sad thing to realize he's never really been all that happy either. He's felt fulfilled and he knows he's done good work, but real happiness has never been something he's found easy to achieve.

For all he'd hurt Mouse, though, he thinks he can remember the happiness he'd felt with her and so Marcus nods, grateful for the hand on his shoulder. Elsa might know what he can do now that he has her powers, but she isn't afraid of him and that means something.

"Think I can do that," he says with a faint smile and then he tries again, lifting his hands, thinking of the snowball, thinking of Mouse and the warmth he'd felt with her.