I really like your concept! I'd just say be aware of how you mix your objective narrative voice with informal opinions. Your narrator can absolutely be less-than-objective and have a more informal tone, but it would be more appropriate if it was an overarching theme instead of at choice moments. Nice work though! I'll keep an eye on this one.
In a near-future alternate reality, a fractured world struggles to find peace after nuclear war. 17-year-old orphan, Cam Blackwell, holds an ancient secret that could bring balance to this Earth. But first, he has bigger problems.