Mysteries With Endings You Won’t See Coming

In Yap’s Yesterday, society is divided not by wealth, but by memories. The world is split into two groups: the majority is known as the Monos, who can only hold up to a day’s worth of memories, and the elite class is known as the Duos, who can remember up to two days of memories. When a woman’s body is found in a river, the detective must race against time to find the killer before his memory is erased. Told from four different perspectives, this sci-fi mystery thriller delivers a wholly original story that will keep you hooked. 

The bestselling author of The Silent Patient delivers another intriguing and suspenseful tale with his 2020 novel, The Maidens. Mixing Greek mythology with psychological suspense, this captivating thriller centers on a charismatic professor at Cambridge University who gets enmeshed in a series of murders on campus. The book has already been optioned for a TV series adaptation. 

This 2014 YA novel will appeal to mystery lovers of any age. The book follows Cadence and her three cousins, known as the “Liars,” who spend every summer with their families gathered on a private island. When she returns to the usual vacation spot at 17 years old, everything is different — only she can’t remember exactly why. You’ll find it nearly impossible to wrench yourself away from the compelling story that unspools as Cadence’s memories slowly start to resurface.

Having suffered from seizures his whole life, 26-year-old Yu-jin often has issues remembering events from the past. His memory problems become even more troublesome the morning he wakes up to find the body of his mother lying at the bottom of the stairs — with no idea of how she got there or what happened to her.

With only the faint recollection of his mother calling his name, Yu-jin is left struggling with the question: Could he have killed her? The dark truth surfaces during a chilling three-day search for answers. Buckle up, because Jeong’s tale is a twisty ride.

After taking time off from her job as a detective, Elin has no excuse not to attend her estranged brother’s engagement party at a sanatorium-turned-luxury hotel, Le Sommet. When she arrives in the middle of a storm, Elin is already feeling tense and uneasy. But things go from bad to worse when it’s discovered that the bride-to-be is missing the next morning. As time goes on and she remains missing, the severe weather forces the hotel to close off, guests begin to panic, and Elin is forced to take action before someone else disappears. 

Mackintosh’s 2014 debut is an accomplished thriller that follows the intersecting stories of a woman haunted by the death of her child as she contends with a painful past and a pair of detectives as they launch an investigation into the case of a 5-year-old boy killed by a hit-and-run.

Told through varying points of views, I Let You Go builds suspense gradually so that every new bombshell along the way feels completely unexpected.