"Card Trick" by Walter Bupp is a science fiction short story originally published in the early 1960s. The narrative revolves around themes of telekinesis, precognition, and the underground world of gambling, as the protagonist grapples with his identity and the implications of possessing psi powers. The story explores the conflict between psi individuals and "Normals," ultimately delving into the consequences of being labeled as either. The story follows George "Tex" Robertson, a biochemist, who becomes embroiled in a high-stakes poker game where he is accused of using telekinesis to cheat. Following an intense confrontation with the other gamblers, particularly Lefty, Tex finds himself caught between the world of gambling and a secretive organization known as the Psi Lodge, which consists of individuals with psi powers. As he navigates threats and challenges, Tex undergoes a series of tests that unveil his unique ability to manipulate perception at a molecular level. The narrative culminates in a confrontation with his own beliefs about identity, power, and the nature of his skills, ultimately redefining his relationship with those around him, including a previously distant romantic interest, Dr. Shari King. (This is an automatically generated summary.)