On Mars, the harsh climate could make any colonist turn to drugs to escape a dead-end existence. Especially when the drug is Can-D, which transports its users into the idyllic world of a Barbie-esque character named Perky Pat. When the mysterious Palmer Eldritch arrives with a new drug called Chew-Z, he offers a more addictive experience, one that might bring the user closer to God. But in a world where everyone is tripping, no promises can be taken at face value.

Bob Arctor is a dealer of the lethally addictive drug Substance D. Fred is the police agent assigned to tail and eventually bust him. To do so, Fred takes on the identity of a drug dealer named Bob Arctor. And since Substance D, which Arctor takes in massive doses, gradually splits the user's brain into two distinct, combative entities, Fred doesn't realize he is narcing on himself.

Based on thousands of pages of typed and handwritten notes, journal entries, letters, and story sketches, The Exegesis of Philip K. Dick is the magnificent and imaginative final work of an author who dedicated his life to questioning the nature of reality and perception, the malleability of space and time, and the relationship between the human and the divine. Edited and introduced by Pamela Jackson and Jonathan Lethem, this is the definitive presentation of Dick’s brilliant, and epic, work.

Glen Runciter runs a lucrative business - deploying his teams of anti-psychics to corporate clients who want privacy and security from psychic spies. But when he and his top team are ambushed by a rival, he is gravely injured and placed in "half-life," a dreamlike state of suspended animation. Soon, though, the surviving members of the team begin experiencing some strange phenomena, such as Runciter's face appearing on coins and the world seeming to move backward in time.

The Overlords appeared suddenly over every city - intellectually, technologically, and militarily superior to humankind. Benevolent, they made few demands: unify earth, eliminate poverty, and end war. With little rebellion, humankind agreed, and a golden age began.