Riley Sager Books
Katherine Applegate is an American author best known for her children's and young adult fiction, including the Newbery Medal-winning novel 'The One and Only Ivan' and the 'Animorphs' series. Her works often explore themes of empathy, identity, and the natural world.
Known for: The Only One Left, The House Across the Lake
Books by Riley Sager

The Only One Left
What if the person everyone calls a murderer is also the only one who knows the truth? Riley Sager’s The Only One Left is a gothic thriller built on that unsettling question. Set in a decaying cliffsi...

The House Across the Lake
A psychological thriller set at a remote Vermont lake, where recently widowed actress Casey Fletcher retreats to escape scandal and grief. She becomes obsessed with watching her neighbors across the l...
Key Insights from Riley Sager
A House Can Become a Weapon
Some places do not merely hold secrets—they actively shape them. In The Only One Left, Hope’s End is not just a mansion overlooking the Maine coast; it functions as an instrument of fear, memory, and control. Its creaking halls, sealed rooms, storm-beaten exterior, and precarious position above the ...
From The Only One Left
Public Villains Are Not Always Guilty
The most dangerous stories are often the ones everyone agrees on. For years, Lenora Hope has existed in the public imagination as the girl who murdered her family, a figure reduced to a chilling rhyme and a sensational headline. Yet the novel steadily dismantles that certainty. Lenora’s notoriety re...
From The Only One Left
Kit’s Guilt Makes Her Vulnerable
People with damaged confidence often mistake danger for redemption. Kit McDeere arrives at Hope’s End carrying emotional baggage from a career mistake that has left her isolated and professionally disgraced. That vulnerability is essential to the novel’s tension. She is not merely solving a mystery ...
From The Only One Left
The Typed Confession Creates Uneasy Truth
Truth becomes more suspenseful when it arrives one sentence at a time. One of the novel’s smartest devices is Lenora’s method of communication: unable to speak, she uses a typewriter to recount what really happened the night her family died. This transforms the confession into a serialized performan...
From The Only One Left
Isolation Magnifies Every Hidden Motive
When people cannot leave easily, their masks crack faster. Hope’s End sits apart from ordinary life, battered by weather and burdened by history, creating a closed system where every relationship intensifies. In such isolation, small tensions become major threats, and everyday ambiguities begin to l...
From The Only One Left
Family Loyalty Can Distort Morality
Love does not automatically make people better; sometimes it makes them more willing to excuse the unforgivable. One of the novel’s deepest themes is the corrupting side of family loyalty. The Hope family’s history is shaped by status, control, resentment, and dependence, and much of the suspense co...
From The Only One Left
About Riley Sager
Katherine Applegate is an American author best known for her children's and young adult fiction, including the Newbery Medal-winning novel 'The One and Only Ivan' and the 'Animorphs' series. Her works often explore themes of empathy, identity, and the natural world.
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Katherine Applegate is an American author best known for her children's and young adult fiction, including the Newbery Medal-winning novel 'The One and Only Ivan' and the 'Animorphs' series. Her works often explore themes of empathy, identity, and the natural world.
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