A Noir Superhero Thriller: Zero Sum Game by S.L. Huang

I remember reading S.L. Huang’s Zero Sum Game soon after its first publication in 2014.  Memory is a hazy and uncertain thing, but I do recall one thing: that book, though similar in incident and outline to this one, was a much less accomplished and smooth thriller experience. The rest of this review won’t discuss any differences between the first publication and this one (and not just because I don’t remember them in enough detail to comment) but they’re definitely present.

Cas Russell doesn’t have superpowers. What she has is an incredible facility with mathematics, very good proprioception, and sufficient athleticism that what she can do looks like superpowers. (For all intents and purposes, she definitely has superpowers; she just believes that they’re natural talent.) Russell specialises in retrieval work: she can find anything and steal it (back) for you. She’s casually violent, poorly socialised, and has no ...