[That's a good way to describe it; an obsession. He has a fixation on saving the world now and following Tadashi's footsteps that sometimes he barrels in without really thinking about the consequences of his actions. He's still learning to be a good leader and he's still, even now, learning about teamwork.

When Yu speaks, he pulls back from his friend's shoulder finally and brings a hoodie-covered hand up to swipe at his eyes and his nose. Apparently that doesn't bother him very much. Figuring things out? Sure, okay, there's nothing wrong with that. Yu's not exactly wrong either. He's worried about failure with something delicate like this, his own shortcomings, everything like that. How can he cal himself a hero if he doesn't actually own up to it? He'd be no better than some of the other people he's met here that're all talk and no action.]

...I wasn't supposed to become a superhero. But nobody else was doing anything to solve what happened, so I did it myself.