Sofía.

“Oh, I'm good. Seriously, after all these years, you'd think I would stop amazing myself. But here I am, still doing it.”
― James Dashner, The Kill Order

“Come on," Alec said, already stomping down the ramp. "Let's find us a squirrel." He swept the weapon back and forth as he walked, looking for any interlopers. "Or better yet, one of the crazies who might've strayed over here. Too bad these things have to be charged or we could get rid of this virus problem in a jiffy. Sweep these old neighborhoods nice and clean."

Mark joined him on the ground below the Berg, wary that someone might be watching from the ruined homes surrounding them or from the burnt woods beyond those. "Your value of human life brings tears to my eyes," he muttered.”
― James Dashner, The Kill Order

“KILL ME!" And then Newt's eyes cleared, as if he'd gained one last trembling gasp of sanity, and his voice softened. "Please, Tommy. Please."
With his heart falling into a black abyss, Thomas pulled the trigger.”
― James Dashner, The Death Cure

“What would I do without you? I'd die of stress and depression before nature killed me.”
― James Dashner, The Kill Order