Six minutes and thirty-two seconds- that's the average time it takes a person to get through the food line and exit the room. Gia Hamiltoni calculates every move, every voice inflection, every second. Living 6,000 meters under the sea, there is no way in or out of the Trellis Facility. Where no sunlight shines, Gia and her workmate, Leal, stare at the surveillance screens to keep everyone safe. But when a girl disappears, Gia ventures into dangerous waters. Searching for truth, she risks everything to unravel a tangle of deception.