Beauty. Wealth. Success.
She’s got it all.
And it all should’ve been mine.

When Eleanor Hardwicke’s beloved father dies, her world is further shattered by a gut-wrenching secret: the man she’s grieving isn’t really her dad. Eleanor was the product of an affair and her biological father is still out there, living blissfully with the family he chose. With her personal life spiraling, a desperate Eleanor seeks him out, leading her to uncover another branch on her family tree—an infuriatingly enviable half sister.

Perfectly perfect Victoria has everything Eleanor could ever dream of. Loving childhood, luxury home, devoted husband. All of it stolen from Eleanor, who plans to take it back. After all, good sisters are supposed to share. And quiet little Eleanor has been waiting far too long for her turn to play.

Don’t miss Hannah Mary McKinnon’s latest psychological suspense, The Revenge List, where a woman's list of people she wants to forgive suddenly becomes a list of victims.

Want more McKinnon? Don't miss these pulse-pounding thrillers:

• Never Coming Home
• You Will Remember Me
• Her Secret Son
• The Neighbors

Hannah Mary McKinnon's profile page

“A stunning achievement! Just when I thought I knew what was going to happen, Hannah Mary McKinnon proved me wrong. Beautifully plotted story with characters that left a mark.” — Samantha Downing, author of #1 International Bestseller, My Lovely Wife

“Loss, love, revenge, buried secrets and greed add up to make Sister Dear an electrifying read. If you think you know where this story is headed, watch out. Hannah Mary McKinnon has a few tricks up her sleeve. A must read!”—Mary Kubica, New York Times bestselling author of The Good Girl and The Other Mrs.

“A brilliant, breathless thriller that crackles with suspense and heart-thumping twists. I finished this absorbing, creepy and downright sinister novel in the wee hours of the night. And the ending…perfection! Sister Dear is McKinnon’s best book yet.”—Heather Gudenkauf, New York Times bestselling author of The Weight of Silence and Before She Was Found

“Sister Dear drew me in, had me hooked and I was never really sure what to expect (in a good way)! or who to trust. I thought it was dark, twisty, compelling and also heartbreaking. I really felt for Eleanor and didn’t see the ending coming at all! Unputdownable and I truly enjoyed reading it to see how the intertwined lives would unfold. Highly recommended!”—Karen Hamilton, international bestselling author of The Perfect Girlfriend

“A grieving daughter, a jealous sister—nothing is as it seems in Hannah Mary McKinnon’s latest slow-burn suspense, Sister Dear. This one creeps up the back of your neck then explodes into an ending that I guarantee you won’t soon forget…and will leave you begging for a sequel. Smart, addictive, and genuinely surprising.”—Kimberly Belle, internationally bestselling author of The Marriage Lie and Dear Wife

“Sister Dear is fabulous, with a bombshell twist you won’t see coming. I devoured it.”—Kaira Rouda, internationally bestselling author of The Favorite Daughter

"Stunningly layered and brilliantly written, Hannah Mary McKinnon's Sister Dear captures the essence of twisted sisters. A slow-burn domestic suspense, with complex, remarkable characters, that hurtles to a shocking, fiery climax you won't see coming.”—Samantha M. Bailey, author of Woman on the Edge

“A taut psychological suspense novel with a finely wrought protagonist, Sister Dear will have us all wondering how well we really know each other.”—Wendy Heard, author of Hunting Annabelle and The Kill Club

“Hannah Mary McKinnon keeps getting better! Her latest domestic suspense ratchets up the tension as one sister stalks another. Jealousy and betrayal go hand in hand as readers try to guess, in this family, who is predator and who is prey.”—Mindy Mejia, internationally acclaimed author of Leave No Trace

“In Sister Dear, Hannah Mary McKinnon takes the notion of sisterhood and twists it into something far darker and more dangerous. A thrill-ride through a family mired in secrets, with a satisfyingly villainous ending!”—Roz Nay, internationally bestselling author of Our Little Secret

“When Eleanor Hardwicke learns that her late father wasn’t her biological father, she embarks on a quest to discover the truth about her family. Hannah Mary McKinnon weaves a tale so twisted and masterful, you’ll be dizzy with exhilaration by the end. Sister Dear is a rip-roaring, page-turning, hold-your-breath thriller where there’s only thing you can be certain of: trust no one.”— Jennifer Hillier, award-winning author of Jar of Hearts and Little Secrets

“Sister Dear is as unexpected as it is thought provoking. It’s a story about the meaning of family, the corruption of wealth, and the needs inside us that sneak up and take over our lives. The twisty ending was well paved and clever, but also a testament to McKinnon’s uncanny insight into family relationships. This is domestic noir that should be at the top of your list!"—Wendy Walker, bestselling author of The Night Before

"Fast-paced, twisty, insidious...I could not put it down."—K.A. Tucker, internationally bestselling author

“Emotionally wrought and turbo-driven domestic drama."—Booklist

"A sinister adventure into a labyrinth of family secrets and lies."—Amy Impellizzeri, award-winning author of Why We Lie and I Know How This Ends

“Sinister, simmering, cinematic—and absolutely riveting. The oh-so-talented Hannah Mary McKinnon skillfully and cleverly twists and turns this unstoppable story of envy and obsession—and powers it to a gasp-worthy conclusion. Wow—standing ovation!”—Hank Phillippi Ryan, nationally bestselling author of The Murder List

“These are some of the most wicked characters I’ve read in a long time, where deception is the standard and nothing is as it seems. If you think you know what will happen, guess again, because the final outcome is so profoundly shocking, the twist so unexpected, I didn't see it coming. A wickedly dark and addictive read.”—Christina McDonald, USA Today bestselling author of The Night Olivia Fell

“Hannah Mary McKinnon has proved to be the master at building the tension in her latest novel, Sister Dear. This dark, twisted and brilliant story weaves the suspense into a web of perfect secrets, but it’s the ending that will leave you completely under McKinnon’s spell. I was hooked, gob smacked and enthralled from start to finish. If you’re looking for that book hangover feel…this is not to be missed!”—Steena Holmes, New York Times and USA TODAY bestselling author of The Patient

"An incredibly delicious thriller."—BookTrib