8 Mystery Books Featuring Romantic Detective Duos for Valentine's Day

Sometimes two sleuths are better than one.

The Thin Man, a book featuring Detective Duos, a Valentine's Day story
Pride and Prescience (Or, a Truth Universally Acknowledged)

Pride and Prescience (Or, a Truth Universally Acknowledged)

By Carrie Bebris

An Extraordinary Union

An Extraordinary Union

By Alyssa Cole

The Cater Street Hangman

The Cater Street Hangman

By Anne Perry

mysteries with badass women

The Beekeeper's Apprentice

By Laurie R. King

Strong Poison

Strong Poison

By Dorothy L. Sayers

The Secret Adversary

The Secret Adversary

By Agatha Christie

husband and wife mysteries

The Thin Man

By Dashiell Hammett

dead in the garden

Dead in the Garden

By Dahlia Donovan