Celeste Ng's 'Our Missing Hearts' has a small but incredibly focused cast, and honestly, the story lives and breathes through twelve-year-old Bird. We experience everything through his perspective, his confusion and determination as he pieces together the fragments of his shattered family. The novel’s power comes from how he embodies the cost of this oppressive society—a kid who has to un-learn the fear he's been taught to go looking for his mother.
His mother, Margaret, is the other anchor, though she's physically absent for most of the book. Her story is reconstructed through her subversive, viral poetry and the legend she becomes. The tension between Bird's child's-eye view and the myth of his mother drives the whole plot. Then there's Bird's father, Ethan, a man broken by grief and fear, trying to protect his son by enforcing silence and compliance. Their strained, loving, painful relationship is the book's emotional core.
You also have Sadie, Bird's friend who is 're-placed' by the government, who represents the direct, personal tragedy of the PACT act's policies. And Dominic, the librarian, who acts as a quiet guide. They're not just side characters; they're the specific human faces of a system's cruelty and the flickers of resistance.