Total Recall (short story)

"Total Recall" is a science fiction short story by Philip K. Dick, exploring themes of memory, identity, and reality. The plot follows Douglas Quaid, who, seeking adventure in a dull life, opts for a memory implant that allows him to experience a simulated vacation on Mars. However, things spiral out of control when the boundaries between reality and manufactured memories blur. Quaid discovers he may not be who he thought he was, leading him to question the authenticity of his experiences. The story delves into the nature of consciousness and what it means to truly know oneself.