Nero becomes involved when Archie's college football teammate Barney is found dead on his doorstep.

Nero must narrow down the suspects when a beautiful girl is killed after being hired by a mobster to act as a decoy for his daughter.

Nero leaves his brownstone when called to identify Archie's body at the morgue, only to find that it was an impostor and Archie is accused of his murder.

Nero locates a young man who has been missing for nine years, only to find that he is on trial for murder.

Nero and Archie's lives are in danger because someone does not want them to locate the missing CEO of a large shipping firm.

Nero is hired by a wealthy socialite to learn the source of the large sums of money her playboy husband has been throwing around.

Nero and Archie use a computer to figure out the connection among three murders, an apparent suicide, and a missing manuscript.

Nero suspects it was no accident when the dead body of a woman who specialized in an underwater striptease is found floating in the East River.

A brilliant criminal with a grudge booby-traps Nero's apartment.

The daughter of a wealthy sportsman urges Nero to investigate her father's death.

A former prosecutor's wife and then his secretary are killed in apparent attempts on his life.

A hood kidnaps one of Nero's priceless orchids in order to force Nero to prove his innocence in a murder.

Two paid killers track Nero and Archie.