Lois and Clark are assigned to cover a large boxing match in the city and find that several of the fighters seem stronger than the average mortal man. They begin to investigate only to have a dear family friend of Lois' killed for knowing too much and then discover that the man behind it all is Lois's estranged father, Dr. Sam Lane a legend in the world of sports medicine.
Lois decides to go undercover at a club which is a front for crime family. Clark decides to go undercover as well. When the sister usurps her brother, she makes a move on Clark. And to stay on her good side he outs Lois.
Lois Lane takes a vacation and happens to spy a congressman possibly making a dirty deal involving a top secret government project. Back at the Daily Planet, Perry White decides to send his two best reporters to keep spying. The catch, however, is that Lois and Clark has to pretend to be a newly married couple during their stay at the luxurious hotel. While on the story, they experience what it is like to live with someone else.
An asteroid is headed for earth and it becomes Superman's mission to stop the impending disaster. He flies into space and intercepts the asteroid at high speed to destroy it. This attempt is only partially successful, and worse Superman seems to be missing and Clark is found with amnesia.
During an interview with an eccentric scientist, Lois unwittingly learns of a great conspiracy to destroy the environment and becomes a witness to her interviewee's murder. Once her story is published, she becomes the target that must be eliminated at all cost. Lois and Clark must race against time to unearth the conspiracy while evading the assassin who has been ordered to kill Lois.
Lois and Clark believe that a string of kidnappings is linked to a magical box decorated with moons and stars. They decide to investigate a magic club where they meet the self-proclaimed greatest magician in the world. Things begin to get serious when the kidnapper manages to hypnotize Superman.
Eugene Laderman, convicted of murdering Henry Harrison, escapes. Then he kidnaps Lois at gunpoint and convinces her he did not commit murder. But if Laderman didn't kill Harrison, who did? The answer lies in a sinister piece of software called The Ides of Metropolis, and in the curious change of personality Harrison's wife experienced after Laderman's conviction.
Clark discovers that the strange orb (first seen in 'Strange Visitor (from Another Planet)' contains recordings made by his father, Jor-El. But he has barely begun to explore them when a young thief steals the artifact and sells it to the worse possible buyer - Lex Luthor.
The Metropolis Star seems able to scoop The Daily Planet on every story. Lois and Clark cannot discover how, until Clark embarks on a plan to investigate the Star and it's publisher Preston Carpenter, a man in the mold of Charles Foster Kane...
Superman saves a crippled jet near Paris... while Clark Kent is in the newsroom of the Daily Planet?!? How can Superman be one place, and Clark another, since they are the same man? And yet, this new Superman seems to have the costume, the powers... everything Superman has. Except, perhaps, the solid moral background of Jonathan and Martha Kent. What he does have is a quite different set of moral codes, taught him by an old adversary of Superman's who means to use the young look-alike to end Superman's career permanently.
Criminals burst into the Daily Planet offices and take most of the employees there prisoner. Only Jimmy manages to escape, eventually finding his way into the ventilation ducts. The criminals want to plunder the secret vault of Prohibition era racketeer Dragonetti, and they'll do it thanks to a set of old blueprints and the information provided by their mysterious boss. Superman risks nuclear catastrophe if he attempts to intervene!
Lex proposes to to a surprised Lois. This in turn also prompts Clark to confesses his love for her. Lois on the other hand confronts Superman about her love for him. Someone detonates a bomb at the Daily Planet forcing the paper to its knees, Perry White to early retirement, Jimmy to unemployment, Jack to jail and Lois into the arms of Lex Luthor.