What We Can Know Review: A Brilliant Ending That Almost Saved a Slow Beginning ⭐⭐½
Ian McEwan has never been an author I've found particularly easy to read, and What We Can Know didn't change that. ๐
The first half of this book was... rough.
We're dropped into the year 2119, where climate change has dramatically reshaped the world, Britain is now an archipelago, and our main character, literary scholar Thomas Metcalfe, is completely consumed by the search for a long-lost poem.
A poem.
And I just kept thinking... Sir, there are slightly bigger problems happening right now. ๐
I understood that the poem was supposed to be legendary, but it took me a long time to understand why Thomas cared so much. For a large portion of the novel I felt like I was reading about someone obsessively hunting down literary trivia while civilization was trying to hold itself together.
Thankfully...
The second half is where everything finally clicked for me.
๐ Rating
⭐⭐½ (2.5/5 stars)
⚠️ Trigger Warnings
Climate change & environmental collapse
Nuclear disaster
Alzheimer's disease
Emotional abuse
Domestic violence
Murder
Child death (past)
Child neglect
Infidelity
Sexual content
Addiction
Mental illness
Grief
Death
Gaslighting
Controlling relationships
๐ Plot Summary (Spoiler-Free)
What We Can Know is a literary science fiction novel set across two timelines.
One takes place in 2119, over a century after catastrophic climate disasters and nuclear conflict permanently transformed Earth. Society has survived, but coastlines have vanished beneath rising seas, countries have been reshaped, and much of humanity has accepted decline as normal.
Thomas Metcalfe is an English literature professor obsessed with finding the only surviving copy of an unpublished poem called "A Corona for Vivien." The poem has become one of literature's greatest mysteries after its famous author, Francis Blundy, supposedly destroyed every draft except the copy he read aloud during a legendary dinner party decades earlier.
As Thomas searches archives, journals, letters, and forgotten documents, he becomes convinced the missing poem still exists somewhere.
Eventually, his investigation uncovers something far more valuable than the poem itself—a hidden memoir written by Francis's widow, Vivien Blundy, revealing the shocking truth behind the famous marriage, the mysterious poem, and the secret that caused her to destroy it forever.
๐ A Dystopian Future That Somehow Felt Like Background Noise
I normally love dystopian fiction.
Give me crumbling societies, impossible moral choices, and people trying to survive impossible odds.
Instead...
This book gives us a future where much of the world has literally been swallowed by rising seas... and then spends hundreds of pages talking about literary scholarship.
It's certainly an interesting idea, but I kept wishing the fascinating world McEwan created played a larger role. The future setting often felt like scenery rather than the main attraction.
Thomas himself didn't help much.
He's intelligent, yes.
Passionate?
Definitely.
But he's also so singularly obsessed with one missing poem that I had a hard time connecting with him emotionally. More than once I found myself wondering if maybe Rose deserved someone who occasionally looked up from the archives. ๐
๐ The Second Half Completely Changed the Story
This is where the novel became much more interesting.
Instead of watching Thomas chase clues, we finally get Vivien's memoir, and suddenly everything we've been told starts falling apart.
The mystery shifts from:
"Where is the poem?"
to
"Why did Vivien destroy it?"
Now that question hooked me.
Vivien turned out to be a much more compelling narrator than Thomas. Her complicated relationships, her moral compromises, and the slow unraveling of her marriage created the emotional weight I'd been missing earlier.
The book became less about literary history and more about secrets, guilt, manipulation, and the stories people tell themselves.
๐ Those "Perfect" Marriages...
I actually laughed when the truth finally came out.
Not because it was funny...
...but because it reminded me of how often people present these flawless, enviable marriages to the outside world.
Meanwhile, behind closed doors?
Absolute chaos. ๐คฃ
Every time I see couples who seem impossibly perfect, I jokingly tell myself,
"Give it a minute... somebody probably wants to murder somebody."
This book took that joke and ran with it.
Way farther than I expected.
✍️ McEwan's Writing
Ian McEwan is undeniably talented.
His prose is thoughtful, elegant, and packed with literary references.
But that doesn't necessarily make the book an easy read.
This is definitely one of those novels that asks for patience. Lots of conversations about literature, archives, memory, scholarship, and history unfold before the central mystery really gains momentum.
Readers looking for a fast-paced thriller will probably struggle.
Readers who enjoy literary fiction and philosophical ideas will likely appreciate it much more than I did.
๐จ FULL SPOILER REVIEW BELOW ๐จ
⚠️ MASSIVE SPOILERS AHEAD
Seriously.
This discusses the ending.
Don't scroll if you plan to read the book.
๐
๐ Full Plot Summary & Ending Explained
Thomas Metcalfe lives in 2119, decades after climate catastrophe and nuclear disaster transformed Europe into scattered islands.
His obsession is locating Francis Blundy's lost masterpiece, "A Corona for Vivien."
Historical records describe a famous birthday dinner where Francis read the poem to an audience of celebrated writers and intellectuals. The poem received legendary status because it was never published.
Everyone assumes it disappeared forever.
Thomas spends years reconstructing every detail of that dinner using surviving journals, letters, interviews, and archives. Along the way, he rekindles a relationship with fellow scholar Rose Church, but Thomas's fixation on the past gradually damages their marriage.
Eventually an archivist discovers mysterious coordinates hidden inside one of Vivien Blundy's journals.
Thomas and Rose follow them to the old Blundy estate.
Instead of finding the poem...
...they uncover a buried violin alongside Vivien's unpublished memoir.
The memoir transports readers back to the late twentieth and early twenty-first centuries.
Vivien married violin maker Percy Greene, but secretly carried enormous guilt over the death of her young daughter years earlier. As Percy began developing Alzheimer's disease, caring for him became increasingly exhausting.
Vivien sought emotional escape through affairs.
First with editor Harry Kitchener.
Then with celebrated poet Francis Blundy.
Francis initially appeared charismatic and supportive.
Gradually his darker personality emerged.
He became manipulative, controlling, and disturbingly possessive.
When Percy's illness worsened, Francis even offered to murder him.
Vivien rejected the idea...
...until she quietly began considering it herself.
Before she ever acted, however, Francis visited Percy alone and staged his death to look like an accidental fall down the stairs.
The police accepted the accident explanation.
Vivien was horrified—but trapped.
Months later Francis used her own desperate emails complaining about Percy as blackmail, implying authorities would believe she had planned the murder.
She married him anyway.
Years later, Francis publicly read "A Corona for Vivien."
While everyone praised it as a beautiful celebration of their marriage, Vivien realized something horrifying.
The poem secretly described Percy's murder.
Whether Francis intended it as confession, taunt, or artistic triumph hardly mattered.
To Vivien, it was proof that Francis had immortalized his crime as art.
That realization completely changed the meaning of the poem.
Rather than preserving it, Vivien destroyed the only surviving copy.
After Francis and Harry both died, Vivien went even further.
She deliberately sabotaged important literary archives to prevent future scholars from reconstructing the poem.
Instead, she buried her memoir alongside one of Percy's violins, leaving behind the truth rather than the masterpiece everyone wanted.
In 2125, Thomas publishes Vivien's memoir.
Ironically, after years spent chasing the lost poem, he discovers that understanding why it vanished mattered far more than recovering it.
The novel ends by suggesting that history often preserves the wrong stories—and that sometimes the truth survives only because someone chooses to leave behind an honest account instead of a celebrated work of art.
๐ญ Final Thoughts
I really wish I had enjoyed this one more.
The first half demanded a level of patience I just didn't have, and Thomas's obsession never fully worked for me.
But I'll absolutely give McEwan credit for the ending.
Once Vivien's memoir took over, the novel became far more engaging, and the revelation behind the missing poem genuinely surprised me.
It doesn't completely rescue the slow beginning, but it definitely made me appreciate the book more by the time I closed it.
Not a favorite, but certainly one I'll remember.
๐ If You Enjoyed What We Can Know...
Cloud Atlas — David Mitchell
Never Let Me Go — Kazuo Ishiguro
The Buried Giant — Kazuo Ishiguro
Station Eleven — Emily St. John Mandel
The Memory Police — Yลko Ogawa
The History of Bees — Maja Lunde
The Ministry for the Future — Kim Stanley Robinson
Sea of Tranquility — Emily St. John Mandel
The Bone Clocks — David Mitchell
Atonement — Ian McEwan
Machines Like Me — Ian McEwan
Klara and the Sun — Kazuo Ishiguro
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