Shelter (Mickey Bolitar #1) by Harlan Coben

After tragic events tear Mickey Bolitar away from his parents, he is forced to live with his estranged Uncle Myron and switch high schools, where he finds both friends and enemies, but when his new new girlfriend, Ashley, vanishes, he follows her trail into a seedy underworld that reveals she is not what she seems to be. -MLN Catalog

A Good Girl’s Guide to Murder by Holly Jackson

As her senior capstone project, Pippa Fitz-Amobi is determined to find the real killer in a closed, local murder case, but not everyone wants her meddling in the past. -MLN Catalog

One of Us is Lying by Karen M. Mcmanus

When the creator of a high school gossip app mysteriously dies in front of four high-profile students, all four become suspects. It’s up to them to solve the case. -MLN Catalog

Monday’s Not Coming by Tiffany D. Jackson

Monday Charles is missing, and Claudia seems to be the one person who notices. They’ve always been inseparable, and when Monday doesn’t show up for school for two weeks, Claudia knows that something is wrong. Monday’s mother refuses to give Claudia a straight answer, and her sister April is even less help. How can a teenage girl just vanish without anyone noticing that she’s gone? -MLN Catalog

Allegedly by Tiffany D. Jackson

When Mary, a teenager living in a group home, becomes pregnant, authorities take another look at the crime for which Mary was convicted when she was nine years old. -MLN Catalog

A Study in Charlotte (Charlotte Holmes #1) by Brittany Cavallaro

Sherlock Holmes and Dr. Watson descendants, Charlotte and Jamie, students at a Connecticut boarding school, team up to solve a murder mystery. -MLN Catalog

Thornhill by Pam Smy

Parallel plotlines set in different times, one told in text and one in art, inform each other as a young girl unravels the mystery of a ghost next door. -MLN Catalog

Genuine Fraud by E. Lockhart

Told through flashbacks, best friends Jule and Imogen are orphaned outcasts who will do almost anything to attain a happy, wealthy life. -MLN Catalog

We Were Liars by E. Lockhart

Spending the summers on her family’s private island off the coast of Massachusetts with her cousins and a special boy named Gat, teenage Cadence struggles to remember what happened during her fifteenth summer. -MLN Catalog

I Hunt Killers (Jasper Dent #1) by Barry Lyga

Seventeen-year-old Jazz learned all about being a serial killer from his notorious “Dear Old Dad,” but believes he has a conscience that will help fight his own urges and right some of his father’s wrongs, so he secretly helps the police apprehend the town’s newest murderer, “The Impressionist.” -MLN Catalog

Miss Peregrine’s Home for Peculiar Children (Miss Peregrine #1) by Ransom Riggs

A mysterious island. An abandoned orphanage. A strange collection of very peculiar photographs. It all waits to be discovered in Miss Peregrine’s Home for Peculiar Children. -MLN Catalog

When You Reach Me by Rebecca Stead

As her mother prepares to be a contestant on the 1980s television game show, “The $20,000 Pyramid,” a twelve-year-old New York City girl tries to make sense of a series of mysterious notes received from an anonymous source that seems to defy the laws of time and space. -MLN Catalog

Sadie by Courtney Summers

Sadie’s been raising her sister Mattie in an isolated Colorado town, trying her best to provide a normal life and keep their heads above water. When Mattie is found dead, and the police investigation is botched, Sadie is determined to bring her sister’s killer to justice. She hits the road following a few meager clues. When West McCray, a radio personality working on a segment about small, forgotten towns in America, hears Sadie’s story, he becomes obsessed with finding the missing girl. He starts his own podcast as he tracks Sadie’s journey, trying to figure out what happened, hoping to find her before it’s too late. -MLN Catalog

The Third Twin by CJ Omololu

Ava and Lexi, high school seniors and identical twins, created an imaginary triplet, Alicia, to date and dump boys but now they are being stalked and impersonated by the sister they invented and their former dates are turning up dead. -MLN Catalog

Last Seen Leaving by Caleb Roehrig

Flynn’s girlfriend is missing, and people are suspecting him of knowing something, so he struggles to uncover her secrets as he must also face the truth about himself. -MLN Catalog