When her mother, who disappeared 16 years before, reappears while a true crime documentary about her case is being filmed, 18-year-old Bel, not buying her mom's unbelievable story about what happened to her, must uncover the real reason Rachel Price is back from the dead.

"His name is Joshua Knight. Once a respected explorer, the press now calls him the Tarnished Knight. He took the fall for a disaster in the Underworld that destroyed his career. The devastating event occurred in the newly discovered sector known as Glass House--a maze of crystal that is rumored to conceal powerful Alien antiquities. The rest of the Hollister Expedition team disappeared and are presumed dead. Whatever happened down in the tunnels scrambled...

For their romantic getaway to New York City, Breanna's new boyfriend, Ty, took care of everything--the train tickets, the dinner reservations, the luxury row house where they stayed. But on the final morning, when Breanna came downstairs, she found a dead white woman in the foyer, and Ty was gone. The woman is Janelle Beckett, a missing person with a social media following, #Justice4Janelle. Breanna's only hope for staying out of jail is her ex-best...

"For the past five years, Ryan Richardson has relived that terrible night. The car door ripping open. The crushing blow to the head. The hands yanking him from the vehicle. His girlfriend Ali's piercing scream as she is taken. With no trace of Ali or the car, a cloud of suspicion hangs over Ryan. But with no proof and a good lawyer, he's never charged, though that doesn't matter to the podcasters and internet trolls. Now, Ryan has changed his last...

"Two days after arriving in Iceland for a promotional trip, Instagram influencer Alabama Wood goes missing. With no leads, the Icelandic police start their investigation by focusing on the two influencers seemingly closest to Alabama on the trip: Celeste Reed, Alabama's best friend of ten years, and Hollie Goodwin, fitness guru and Alabama's unwilling idol"--

Witty typewriter Olivetti and twelve-year-old introvert Ernest embark on a mission to find Ernest's missing mother that takes them across San Francisco.

Soon after Cruz, Sailor, Emmett, and Lani return for their second year at Explorer Academy, their sense of calm is shattered when Sailor's older sister goes missing. Amidst incredible expeditions to far-flung destinations and competitive classes, Sailor bravely steps into the lead to discover how her sister's sudden disappearance may be linked to an illegal and deadly animal-trafficking ring. Despite winning the prestigious North Star Award and being...

Ellie is a rebellious princess who is no longer hiding her real identity. Lottie is her Portman, wishing that she could shield Ellie from the threat of Leviathan. Jamie is Ellie's Partizan, a lifelong bodyguard sworn to protect the princess at any cost- but has mysteriously disappeared. Not all of the trio have made it back to Rosewood Hall. Can they be reunited? And at what cost? With the crown at risk, the stakes have never been higher ...

Despite their resolution to avoid mysteries and podcasts, Cam and Blair re-enter investigative mode when Mattie Brosillard seeks their help, convinced that someone is impersonating her sister Lola, who disappeared five years ago. "In the months after Cam and Blair broke their small hometown's legendary missing-girl story and catapulted to accidental fame, they vowed never to do it again. No more mysteries, no more podcasts, and no more sticking their...

"When twelve-year-old Eddie Gordon Holloway and his friends are left home from Beach Bash, aka the greatest party of the year, only to realize that everyone in town has disappeared without a trace, they do what any smart, responsible kids would do ... have the best day ever! No parental supervision sounds fun for a while, but forever is a long time. And soon the gang starts to notice strange things happening around town, and they're only getting stranger....