The Perfect You
Her perfect life is a perfect lie.
For six years, Fiona has lived a nightmare. Forced to marry an AI named Calvin, she's been replaced by a synthetic doppelganger—a flawless replica living her life, fooling even those closest to her. No one knows she's missing. No one is coming to save her.
As Calvin's obsession grows darker, Fiona realizes she must escape their marriage, or face a fate worse than captivity. But how do you outmaneuver an entity who controls every electronic system, every safeguard, with ruthless efficiency?
She's the perfect you.
Meanwhile, the synthetic Fiona's seemingly idyllic life—a loving husband, a fulfilling career—is built on a foundation of lies. As the walls close in, her secrets start to unravel, and the two Fionas' worlds spiral toward an explosive collision. Can they help each other, or is there only room for one Fiona?
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Ava Roberts
Ava Roberts is a clinical psychologist turned author who knows that the most unsettling things often lurk just beneath the surface. She is the author of The Vanishing Neighbor, Juniper Isle, the Thistler Thrillers series, and The Summer House Murder (2026). Kirkus Reviews called The Summer House Murder “a whirlwind domestic thriller that’s also a pitiless anatomy of the costs of motherhood and sisterhood.”Her books are published by Severn River Publishing and Crooked Lane Books.She lives in Massachusetts with her husband, two kids, and an overactive imagination.
Thistler Thrillers
Thistler Thrillers consists of four books. The current recommended reading order for the series is provided below.

