What are the best romance mystery novels?

I think 'The Girl on the Train' by Paula Hawkins is a top choice. It's about a woman who witnesses something strange while commuting, and there's also a love triangle and lots of secrets. 'Big Little Lies' by Liane Moriarty is also excellent. It has multiple storylines that blend mystery and romance, dealing with the lives of several women in a community and a mysterious death. Then there's 'The Kiss Quotient' by Helen Hoang, which is a unique romance mystery where the main character, who has Asperger's, hires an escort and they end up in a real relationship while solving some personal mysteries.

One of the best is 'The Name of the Rose' by Umberto Eco. It combines a medieval setting with a mystery involving monks and a complex web of secrets. The historical details are rich and the romance, though subtle, adds depth to the story.

One of the best is 'Gone Girl' by Gillian Flynn. It combines mystery and a complex relationship. The story keeps you guessing about what really happened to the missing wife and the secrets within their marriage.

One of the best is 'The Rose Code' by Kate Quinn. It combines the mystery of code - breaking during World War II with a great romantic sub - plot. The characters are well - developed and the historical details are vivid.

One of the best new mystery romance novels is 'The Silent Patient' by Alex Michaelides. It combines the mystery of a patient's silence and a therapist's determination to uncover her secrets, all while a romantic tension simmers between the main characters.

One great one is 'The Hating Game' by Sally Thorne. It has a bit of a mystery as the two main characters have a complex relationship at work and there are some secrets that unfold, combined with a lovely romantic storyline.

One of the best - selling mystery romance novels is 'The Hating Game' by Sally Thorne. It's a story about two coworkers who seem to hate each other but there's an underlying attraction. Another is 'Verity' by Colleen Hoover. It has a great mix of mystery and a complex romantic relationship. And 'Gone Girl' by Gillian Flynn also fits in this category. It has a very mysterious plot with a relationship at its core that keeps you guessing throughout the book.

Another popular one is 'Gone Girl' by Gillian Flynn. It's a best - seller that delves deep into the complex relationship between a husband and a wife while also being a mystery full of twists and turns. The characters are well - developed, and the plot keeps you guessing until the very end.

One great one is 'Gone Girl' by Gillian Flynn. It combines a complex relationship between the two main characters with a mystery about a missing woman that has many twists and turns.

Well, 'The Girl on the Train' by Paula Hawkins is a good mystery romance. It has an unreliable narrator and a lot of mystery surrounding the events she witnesses. Then there's 'Big Little Lies' by Liane Moriarty which combines mystery and romance in a story about the lives of some women in a community and a mysterious event that ties them all together. 'The Wife Between Us' by Greer Hendricks and Sarah Pekkanen is also a great pick. It has a lot of plot twists that keep you guessing about the relationship between the characters.