Dr. Faraday (Harvey J. Alperin) runs away from Dr. Harry Leit (David Bowe) to protect a device he created and can transmit information to someone's brain through a beam of light. Faraday ends up in Lois' apartment and uses the device on her before he gets killed. Lois gets into trans for few minutes and she misses the faces of the two other men coming into her apartment after Faraday. Lois and Clark try to discover more things around Faraday while Lois can explain things in his research that no one understands. Leit tries to find the device by asking Lois but when Superman comes to save her, Leit uses another device on him causing him blindness. Lois takes Superman to her apartment to take care of him till his sight returns. Leit kidnaps Lois to force her tell him where Faraday's device is and when Superman realizes what Leit is looking for, he goes to Daily Planet to get it before him. Leit arrives there with Lois and while he tries to get Faraday's device, Lois manages to take the antidote for Superman's blindness. Leit gets arrested and everything goes back to normal. In the meantime, everyone believes that Clark has spent a weekend away with Mayson (Farrah Forke) since when she asked him out, everyone thought that Clark accepted her proposal. But he didn't, Clark is not that guy and were unaware that he spent the whole weekend with Lois while he was blind when he was Superman. At the end of the episode, Lois learns that this was not the case and asks Clark where he has been the last three days but he has no answer.