Inside one casket Vin finds a woman in a state of suspended animation. There is also a dog-eared notebook filled with circuit diagrams, beautiful and intricate drawings of body parts, and pages of code. When Vin decides to climb into one of the caskets to see what happens, his reality begins to unravel, and he finds himself on a terrifying journey that asks fundamental questions about reality, free will, and the meaning of a human life.
