After arriving at the Temple, Sybil had tried to dine, but she found that she did not want to eat. Leone could tell that Sybil was ill, so he located the Temple's doctor, a robot. The robot was a new model with a sophisticated T-particle detector and even a T-particle emitter for testing the telepathic sensitivity of human patients. The machine quickly noticed that Sybil had a sensitivity to T-particle signals of the type produced by the Haldus transport grid. The robot gave Sybil a nanite remedy to counter the effects of close proximity to the transport grid. Portia asked, "Sparks?"