A new criminal has begun operating in the steamy shroud that covers Steam City. The city police cannot keep up with him- he claims that his megamaton has teleport abilities, and it seems to be true. W…

On his way home, Narutaki sees a young girl kidnapped. He pursues, and eventually frees the girl. When her father comes to get her, they learn that he is a scientist, working on a powerful new power s…

The Machine Baron- The Ultimate Collector. He desires unique and antique machines, old robots, vacuum cleaners, watches; anything of witch there is only one in the world. The villain crashes an antiq…

Ling Ling's estranged sister, Lang Lang, shows up at the Narutaki Detective agency unexpectedly. Six months prior, she had joined with Narutaki's rival, Le Bled, and ran away with him. Now, Le Bled ha…

A major convention of world-renowned scientists is coming to Steam City, but there is a problem- someone has been kidnapping the attendees. Narutaki narrows down the list of potential targets to the n…

The Crimson Scorpion is on a thieving rampage! She is using disguises fluidly and stealing all sorts of jewelry, but she keeps being disrupted by Narutaki and she ends up getting away with nothing. Ho…

Narutaki's good nature becomes his downfall as he escorts a scared young lady home and is subsequently gassed and knocked out. During the night, a local bank is robbed by a megamaton that looks like G…

The mastermind villain Le Bled shows up at Narutaki's home and suggests a competition: if Narutaki can find the 3 great treasures of Steam City in an 18 hour period, Le Bled offers to surrender to pol…

Narutaki meets with a scientist associate whom he helped earlier. Apparently scientists in the field of energy research have been disappearing then reappearing for a few days at a time. Narutaki start…

In Steam City's coal mine, an excavation was stopped due to a cave in. However, one of the miners believes that the cave in was caused by a giant mole creature. Narutaki joins the local police on the …

There's a festival approaching to celebrate the dragon guardians of Steam City, but to everyone's surprise, a real dragon shows up and begins breaking into the local jewelry stores. At least, it seems…

The devious Machine Baron arrives on the scene, but his latest scheme has a major flaw in it. It seems that the robot he intends on unleashing upon the city has lost its power source, and while he sea…

Narutaki has to deal with his toughest case yet. Ling Ling is made at him, very mad, and the two aren't even on speaking terms. He might have another case in his lap searching for a missing cat, but t…

King Steam, a character straight from a horror novelists books shows up in Steam City, and stopping him isn't going to be easy. The mystery isn't how to stop him necessarily, but is it a fan imitating…

Someone's got an eye out for Onigawara, or at least that's what it seems. A beauty that he bumps into that's fleeing from a pair of goons moves into his building, and seems to really be smitten by him…

Lang Lang is back, but she's not trying to mend her ways or patch things up with her sister. She has met a young girl who is about to undergo a dangerous operation that might be her last and, feeling …

When an experimental submarine shows up in Steam City's rivers, it seems like no one can stop it, and that's just the way that Knight Phantom wants it. He's managed to get his hands on one of the Navy…

This episode takes a look back at some of the more memorable cases from those that know them best in Steam City.

The Crimson Scorpion is on the prowl again, and although her original target is a very valuable gem, she switches plans and goes after something unexpected. Nanutaki knows about the crime that she is …

Recently, detective all over have been disappearing, and Ling Ling fears that Narutaki may be the next in line. Her fears are correct, and the vigilante called Justice comes to Steam City with but a s…

La Bled is on the move again, but this time he leaves behind a clue that reveals something very disturbing. After careful research, Narutaki has discovered that his rival is dying, and it seems that h…

The curtain rises, and Narautaki finally witnesses what La Bled has put together. However, in order to keep the young detective in line, La Bled has a gun trained on him, and should he leave his seat,…

What should be a simple and routine shopping trip for Ling Ling turns into much more when she crosses paths with Dr. Guilty. Although he's been injured running from the police, he still has the energy…

With the incident involving Dr. Guilty behind them, things slowly go from bad to worse. Goriki, who was badly damaged, looks as though he is beyond repairs, and everyone that Narutaki has any type of …

Everything is falling apart, and Narutaki is desperate to find out what Knight Phantom's goal really is. He soon discovers that 13 years prior, Knight Phantom's father was killed, and as he boldly sta…

As Knight Phantoms reign of terror continues, Steam City has been evacuated and the city is a mere ghost town in the wake of his devastation. It's going to be Narutaki's most intense battle yet, but w…