As he prepares to defend Mum against Teddy, Eli feels like he finally knows who he is—and for one of the first times in his life, he feels powerful and useful. This is in part because Eli is growing up. He’s no longer a child that adults feel like they must protect; rather, he’s old enough to stand with the adults. This passage becomes confusing and perhaps even absurd, though, when the man in the yellow Mustang arrives, seemingly for no reason.