Kyoko Kagami is a pen name for a pair of twin writers. After one sister kills the other, their technical advisor Furuhata investigates. His investigation is complicated by his feelings for the surviving sister.

Furuhata is called to a scene where a woman has just killed a burglar but a chicken in the oven and a cigarette in the bin make the wily inspector suspicious.

Furuhata catches a cold and stops in a small village to recover with his colleagues, getting caught up in the entire community's attempt to cover up a murder.

A presenter of a Go-based TV program kills her manipulative husband who wanted her to remain a housewife forever. The behavior of their cat proves to be a clue to the crime.

During a rehearsal, a beloved samurai movie star kills the despised studio executive. Was it an accident or murder? Furuhata Ninzaburo investigates.

What happens when the killer you are hunting is your superior? Furuhata is about to find out after he begins suspecting the legendary Superintendent Kogure of murdering the man who killed his daughter.

Furuhata Ninzaburô gets involved in the drama surrounding an elite musical academy when he begins suspecting a fierce piano teacher of murdering the school's headmaster.

A conductor murders a violist he was having an affair with an seeks to frame her new boyfriend. Strangely, he also kills all of the victim's fish, which Furuhata used to deduce the killer's identity.

A trip should be enjoyable but Dr Nakagawa's trip was ruined when he realized he was being tailed by his wife's private eye. He decides to kill the nosy gumshoe on the train home but unfortunately for him, Furuhata Ninzaburo is on board.

A wheelchair-bound scientist kills his colleague and old friend using a deadly gift and some well-timed phone calls. Saionji quickly suspects the scientist's ex-girlfriend of the crime, but Furuhata remains unconvinced.

Shogi 8-dan Yonezawa is no match for Furuhata Ninzaburo after murdering the overseer at the Ryujin Tournament.

Furuhata receives a mysterious invitation to an old friend's house. Beginning to suspect his friend plans to murder his cheating wife, Furuhata realizes this may be his chance to prevent a murder instead of solving one.

During a live broadcast, a TV psychic desperately in need of validation pretends to find a corpse of a man he himself had killed earlier. The only person in the audience not convinced is Inspector Furuhata.

An archaeologist's affair partner accidentally dies during a fight in an airplane bathroom and flees, desperate to hide his secret from his wife. While covering up the crime, he's forced to masquerade as the co-pilot and avoid the child who witnessed his escape. Imaizumi's witnessing of a gremlin on the wing of the plane becomes a dangerous clue.

Furuhata and Shintaro are assigned to bodyguard a radio DJ who's been receiving threatening messages. However, the DJ turns out to be the killer with a devious plan and a watertight alibi.

Furuhata leaves the station with the suspect, intent on dropping off the ransom money. How will he prove the culprits true identity, and what is his opponent planning?

Ichiro Suzuki, a baseball player obsessed with fair play, murders a man who was blackmailing his brother who is none other than Furuhata's faithful friend Mukojima.

After killing a woman in a hit and run, a famous Kabuki actor decides to kill the only witness, a theatre security guard, and stage it to look like an accidental fall. Only Furuhata Ninazburo is not convinced.

An action-packed night is in store for the police department after a famous writer's wife is kidnapped and he is tasked with delivering the money by the fax-using kidnapper. However, a grammatical question niggles at Furuhata.

A perpetually busy media director murders a politician in his hotel room while engaging in a phone call he would later use as his alibi. His meticulously planned schedule soon meets an obstacle in Furuhata Ninzaburo.

A dentist murders her ex-boyfriend and attempts to use Furuhata as his alibi, tricking him and another witness into thinking she was cleaning his teeth at the time of the crime.

A politician's secretary murders his boss and the boss' mistress staging the scene to look like a murder-suicide. However, one of his victims survives and is taken to the hospital for recovery.

A shady group kills a young man but fails to recover the bag he stole. To get it back from a subway lost and found, they hack into its control room and stage a train hijacking. Furuhata happens to be on the scene, but the plot proves too complex for him to unravel in one episode.

On a dark and stormy night, Chinami kills her business partner in her remote manor house in the hills. Then the doorbell rings. As luck would have it, it's none other than Inspector Furuhata seeking refuge from the rain.

A rakugo comedian kills a fellow student and makes it look like a suicide by faking two alibis. Both take each other's places at different points of the day, leaving a complicated mystery for Furuhata to solve.