If you hide it, they will come. Unwitting teenagers, high-tech embezzlers, a hacker named TacoCat...

Adrienne (Renn) Chao is your typical overachiever, focused on her ACT exam and finding the last geocache in Black Hawk Bend. When her hunt runs up against a fence, Renn trespasses on the grounds of tech billionaire Jason Silver’s Midwest lab.

Jack Henderson has a knack for gadgets. He is content to tag along with Renn until they discover a puzzle in the cache. When Jack is sidelined from football, he is driven to pursue its mysteries. But some mysteries were not meant to be uncovered.

Renn and Jack are in over their heads, and they know it. After seeking help from an enigmatic hacker for hire and a shy math whiz, they follow the clues to the next cache. But when they are blackmailed for its secrets, they must pull out all the stops to save themselves. They must infiltrate the very heart of Silver Labs.