I agree with most fans that this is the black sheep of the series. It felt much more like an adventure novel with sci-fi elements than actual sci-fi. Still, I fell in love with Chet the second he showed up. It drags a bit in the beginning - mostly Spensa's traveler arc - but around the 60% to 80%, things really pick up and a ton of cool action happens all at once. I was a bit let down by the concept of the delvers, thou