One could consider Nora Roberts as the 'Agatha Christie of romance novels'. She has a huge body of work, with complex characters and intricate plots much like Christie in the mystery genre.
The 'Agatha Christie of romance novels' would likely have very well - crafted plots. Just as Christie's mysteries had unexpected twists and turns, the romance novelist would have surprising developments in the relationships. For instance, a sudden revelation about a character's past that changes the course of the love story.
Definitely 'Murder on the Orient Express'. It has been adapted into movies multiple times, which shows its popularity. The setting on the train and the diverse cast of characters make it really engaging.
'Murder on the Orient Express' too has some romantic undertones. The diverse characters on the train have their own stories, and among them are relationships that can be seen as having a romantic aspect, along with the overarching mystery.
Agatha Christie's romance novels often have complex characters. Her female characters are usually strong - willed and intelligent, not just passive love interests. For example, in some of her works, the female lead plays a crucial role in solving mysteries while also dealing with her romantic feelings.
Some of the top Agatha Christie novels are 'Murder on the Orient Express', 'And Then There Were None', 'The Murder of Roger Ackroyd', 'A Murder Is Announced' and 'Death on the Nile'.
Another great novel is 'And Then There Were None'. It's set on an isolated island. Ten people are lured there and then start to be killed one by one in a very mysterious way. The atmosphere is really tense throughout the story.
She often used the characters' interactions. For example, in many of her novels, the detective might have a sidekick who has a romantic interest. This relationship develops gradually as the story progresses, adding an emotional layer to the mystery.
Well, 'Murder on the Orient Express' is surely a top pick. It's not just about the murder but also about the detective, Hercule Poirot, trying to solve the case among a group of strangers on the train. Each person has something to hide, and Christie weaves a web of lies and truths that is truly captivating. 'And Then There Were None' stands out for its isolated setting and the sense of dread that builds as the number of survivors decreases. 'A Murder Is Announced' is also a great one, where an announcement in the local paper about a murder leads to a real murder and a lot of mystery in a small - town setting.